diff --git a/common/constants/constants.go.devnet b/common/constants/constants.go.devnet
new file mode 100644
index 0000000000..a58c07ba1c
--- /dev/null
+++ b/common/constants/constants.go.devnet
@@ -0,0 +1,215 @@
+package common
+
+import (
+	"maps"
+	"math/big"
+)
+
+const (
+	RewardMasterPercent        = 90
+	RewardVoterPercent         = 0
+	RewardFoundationPercent    = 10
+	EpocBlockSecret            = 800
+	EpocBlockOpening           = 850
+	EpocBlockRandomize         = 900
+	MaxMasternodes             = 18
+	LimitPenaltyEpoch          = 4
+	LimitPenaltyEpochV2        = 0
+	LimitThresholdNonceInQueue = 10
+	DefaultMinGasPrice         = 250000000
+	MergeSignRange             = 15
+	RangeReturnSigner          = 150
+	MinimunMinerBlockPerEpoch  = 1
+	BlocksPerYearTest          = uint64(200000)
+	BlocksPerYear              = uint64(15768000)
+	OneYear                    = uint64(365 * 86400)
+	LiquidateLendingTradeBlock = uint64(100)
+	LimitTimeFinality          = uint64(30) // limit in 30 block
+
+	HexSignMethod = "e341eaa4"
+	HexSetSecret  = "34d38600"
+	HexSetOpening = "e11f5ba2"
+)
+
+// variables for all network.
+var (
+	IsTestnet      bool = false
+	Enable0xPrefix bool = true
+
+	Rewound = uint64(0)
+
+	RollbackHash Hash
+
+	StoreRewardFolder string
+
+	TRC21GasPriceBefore = big.NewInt(2500)
+	TRC21GasPrice       = big.NewInt(250000000)
+	MinGasPrice         = big.NewInt(DefaultMinGasPrice)
+
+	// XDCx and XDCxlending
+	BasePrice         = big.NewInt(1000000000000000000)               // 1
+	RelayerLockedFund = big.NewInt(20000)                             // 20000 XDC
+	XDCXBaseFee       = big.NewInt(10000)                             // 1 / XDCXBaseFee
+	XDCXBaseCancelFee = new(big.Int).Mul(XDCXBaseFee, big.NewInt(10)) // 1/ (XDCXBaseFee *10)
+
+	// XDCx
+	RelayerFee       = big.NewInt(1000000000000000) // 0.001
+	RelayerCancelFee = big.NewInt(100000000000000)  // 0.0001
+
+	// XDCxlending
+	RateTopUp               = big.NewInt(90) // 90%
+	BaseTopUp               = big.NewInt(100)
+	BaseRecall              = big.NewInt(100)
+	BaseLendingInterest     = big.NewInt(100000000)         // 1e8
+	RelayerLendingFee       = big.NewInt(10000000000000000) // 0.01
+	RelayerLendingCancelFee = big.NewInt(1000000000000000)  // 0.001
+)
+
+type constant struct {
+	chainID           uint64
+	blackListHFNumber uint64
+	maxMasternodesV2  int // Last v1 masternodes
+
+	tip2019Block                  *big.Int
+	tipSigning                    *big.Int
+	tipRandomize                  *big.Int
+	tipNoHalvingMNReward          *big.Int // hardfork no halving masternodes reward
+	tipXDCX                       *big.Int
+	tipXDCXLending                *big.Int
+	tipXDCXCancellationFee        *big.Int
+	tipXDCXCancellationFeeTestnet *big.Int
+	tipTRC21Fee                   *big.Int
+	tipTRC21FeeTestnet            *big.Int
+	tipIncreaseMasternodes        *big.Int // Upgrade MN Count at Block.
+	berlinBlock                   *big.Int
+	londonBlock                   *big.Int
+	mergeBlock                    *big.Int
+	shanghaiBlock                 *big.Int
+	blockNumberGas50x             *big.Int
+	TIPV2SwitchBlock              *big.Int
+	tipXDCXMinerDisable           *big.Int
+	tipXDCXReceiverDisable        *big.Int
+	eip1559Block                  *big.Int
+	cancunBlock                   *big.Int
+
+	trc21IssuerSMCTestNet Address
+	trc21IssuerSMC        Address
+	xdcxListingSMC        Address
+	xdcxListingSMCTestNet Address
+
+	relayerRegistrationSMC        string
+	relayerRegistrationSMCTestnet string
+	lendingRegistrationSMC        string
+	lendingRegistrationSMCTestnet string
+
+	ignoreSignerCheckBlockArray map[uint64]struct{}
+
+	blacklist map[Address]struct{}
+}
+
+// variables for specific networks, copy values from MaintnetConstant to pass tests
+var (
+	BlackListHFNumber = MaintnetConstant.blackListHFNumber
+	MaxMasternodesV2  = MaintnetConstant.maxMasternodesV2 // Last v1 masternodes
+
+	TIP2019Block                  = MaintnetConstant.tip2019Block
+	TIPSigning                    = MaintnetConstant.tipSigning
+	TIPRandomize                  = MaintnetConstant.tipRandomize
+	TIPNoHalvingMNReward          = MaintnetConstant.tipNoHalvingMNReward
+	TIPXDCX                       = MaintnetConstant.tipXDCX
+	TIPXDCXLending                = MaintnetConstant.tipXDCXLending
+	TIPXDCXCancellationFee        = MaintnetConstant.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = MaintnetConstant.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee                   = MaintnetConstant.tipTRC21Fee
+	TIPTRC21FeeTestnet            = MaintnetConstant.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes        = MaintnetConstant.tipIncreaseMasternodes
+	BerlinBlock                   = MaintnetConstant.berlinBlock
+	LondonBlock                   = MaintnetConstant.londonBlock
+	MergeBlock                    = MaintnetConstant.mergeBlock
+	ShanghaiBlock                 = MaintnetConstant.shanghaiBlock
+	BlockNumberGas50x             = MaintnetConstant.blockNumberGas50x
+	TIPXDCXMinerDisable           = MaintnetConstant.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable        = MaintnetConstant.tipXDCXReceiverDisable
+	Eip1559Block                  = MaintnetConstant.eip1559Block
+	CancunBlock                   = MaintnetConstant.cancunBlock
+
+	TRC21IssuerSMCTestNet = MaintnetConstant.trc21IssuerSMCTestNet
+	TRC21IssuerSMC        = MaintnetConstant.trc21IssuerSMC
+	XDCXListingSMC        = MaintnetConstant.xdcxListingSMC
+	XDCXListingSMCTestNet = MaintnetConstant.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC        = MaintnetConstant.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = MaintnetConstant.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC        = MaintnetConstant.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = MaintnetConstant.lendingRegistrationSMCTestnet
+
+	ignoreSignerCheckBlockArray = map[uint64]struct{}{}
+	blacklist                   = map[Address]struct{}{}
+)
+
+func IsIgnoreSignerCheckBlock(blockNumber uint64) bool {
+	_, ok := ignoreSignerCheckBlockArray[blockNumber]
+	return ok
+}
+
+func IsInBlacklist(address *Address) bool {
+	if address == nil {
+		return false
+	}
+	_, ok := blacklist[*address]
+	return ok
+}
+
+func CopyConstans(chainID uint64) {
+	var c *constant
+	if chainID == MaintnetConstant.chainID {
+		c = &MaintnetConstant
+	} else if chainID == TestnetConstant.chainID {
+		c = &TestnetConstant
+	} else if chainID == DevnetConstant.chainID {
+		c = &DevnetConstant
+	} else if chainID == localConstant.chainID {
+		c = &localConstant
+	} else {
+		return
+	}
+
+	MaxMasternodesV2 = c.maxMasternodesV2
+	BlackListHFNumber = c.blackListHFNumber
+	TIP2019Block = c.tip2019Block
+	TIPSigning = c.tipSigning
+	TIPRandomize = c.tipRandomize
+	TIPNoHalvingMNReward = c.tipNoHalvingMNReward
+	TIPXDCX = c.tipXDCX
+	TIPXDCXLending = c.tipXDCXLending
+	TIPXDCXCancellationFee = c.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = c.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee = c.tipTRC21Fee
+	TIPTRC21FeeTestnet = c.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes = c.tipIncreaseMasternodes
+	BerlinBlock = c.berlinBlock
+	LondonBlock = c.londonBlock
+	MergeBlock = c.mergeBlock
+	ShanghaiBlock = c.shanghaiBlock
+	BlockNumberGas50x = c.blockNumberGas50x
+	TIPXDCXMinerDisable = c.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable = c.tipXDCXReceiverDisable
+	Eip1559Block = c.eip1559Block
+	CancunBlock = c.cancunBlock
+
+	TRC21IssuerSMCTestNet = c.trc21IssuerSMCTestNet
+	TRC21IssuerSMC = c.trc21IssuerSMC
+	XDCXListingSMC = c.xdcxListingSMC
+	XDCXListingSMCTestNet = c.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC = c.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = c.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC = c.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = c.lendingRegistrationSMCTestnet
+
+	clear(ignoreSignerCheckBlockArray)
+	maps.Copy(ignoreSignerCheckBlockArray, c.ignoreSignerCheckBlockArray)
+
+	clear(blacklist)
+	maps.Copy(blacklist, c.blacklist)
+}
diff --git a/common/constants/constants.go.local b/common/constants/constants.go.local
new file mode 100644
index 0000000000..a58c07ba1c
--- /dev/null
+++ b/common/constants/constants.go.local
@@ -0,0 +1,215 @@
+package common
+
+import (
+	"maps"
+	"math/big"
+)
+
+const (
+	RewardMasterPercent        = 90
+	RewardVoterPercent         = 0
+	RewardFoundationPercent    = 10
+	EpocBlockSecret            = 800
+	EpocBlockOpening           = 850
+	EpocBlockRandomize         = 900
+	MaxMasternodes             = 18
+	LimitPenaltyEpoch          = 4
+	LimitPenaltyEpochV2        = 0
+	LimitThresholdNonceInQueue = 10
+	DefaultMinGasPrice         = 250000000
+	MergeSignRange             = 15
+	RangeReturnSigner          = 150
+	MinimunMinerBlockPerEpoch  = 1
+	BlocksPerYearTest          = uint64(200000)
+	BlocksPerYear              = uint64(15768000)
+	OneYear                    = uint64(365 * 86400)
+	LiquidateLendingTradeBlock = uint64(100)
+	LimitTimeFinality          = uint64(30) // limit in 30 block
+
+	HexSignMethod = "e341eaa4"
+	HexSetSecret  = "34d38600"
+	HexSetOpening = "e11f5ba2"
+)
+
+// variables for all network.
+var (
+	IsTestnet      bool = false
+	Enable0xPrefix bool = true
+
+	Rewound = uint64(0)
+
+	RollbackHash Hash
+
+	StoreRewardFolder string
+
+	TRC21GasPriceBefore = big.NewInt(2500)
+	TRC21GasPrice       = big.NewInt(250000000)
+	MinGasPrice         = big.NewInt(DefaultMinGasPrice)
+
+	// XDCx and XDCxlending
+	BasePrice         = big.NewInt(1000000000000000000)               // 1
+	RelayerLockedFund = big.NewInt(20000)                             // 20000 XDC
+	XDCXBaseFee       = big.NewInt(10000)                             // 1 / XDCXBaseFee
+	XDCXBaseCancelFee = new(big.Int).Mul(XDCXBaseFee, big.NewInt(10)) // 1/ (XDCXBaseFee *10)
+
+	// XDCx
+	RelayerFee       = big.NewInt(1000000000000000) // 0.001
+	RelayerCancelFee = big.NewInt(100000000000000)  // 0.0001
+
+	// XDCxlending
+	RateTopUp               = big.NewInt(90) // 90%
+	BaseTopUp               = big.NewInt(100)
+	BaseRecall              = big.NewInt(100)
+	BaseLendingInterest     = big.NewInt(100000000)         // 1e8
+	RelayerLendingFee       = big.NewInt(10000000000000000) // 0.01
+	RelayerLendingCancelFee = big.NewInt(1000000000000000)  // 0.001
+)
+
+type constant struct {
+	chainID           uint64
+	blackListHFNumber uint64
+	maxMasternodesV2  int // Last v1 masternodes
+
+	tip2019Block                  *big.Int
+	tipSigning                    *big.Int
+	tipRandomize                  *big.Int
+	tipNoHalvingMNReward          *big.Int // hardfork no halving masternodes reward
+	tipXDCX                       *big.Int
+	tipXDCXLending                *big.Int
+	tipXDCXCancellationFee        *big.Int
+	tipXDCXCancellationFeeTestnet *big.Int
+	tipTRC21Fee                   *big.Int
+	tipTRC21FeeTestnet            *big.Int
+	tipIncreaseMasternodes        *big.Int // Upgrade MN Count at Block.
+	berlinBlock                   *big.Int
+	londonBlock                   *big.Int
+	mergeBlock                    *big.Int
+	shanghaiBlock                 *big.Int
+	blockNumberGas50x             *big.Int
+	TIPV2SwitchBlock              *big.Int
+	tipXDCXMinerDisable           *big.Int
+	tipXDCXReceiverDisable        *big.Int
+	eip1559Block                  *big.Int
+	cancunBlock                   *big.Int
+
+	trc21IssuerSMCTestNet Address
+	trc21IssuerSMC        Address
+	xdcxListingSMC        Address
+	xdcxListingSMCTestNet Address
+
+	relayerRegistrationSMC        string
+	relayerRegistrationSMCTestnet string
+	lendingRegistrationSMC        string
+	lendingRegistrationSMCTestnet string
+
+	ignoreSignerCheckBlockArray map[uint64]struct{}
+
+	blacklist map[Address]struct{}
+}
+
+// variables for specific networks, copy values from MaintnetConstant to pass tests
+var (
+	BlackListHFNumber = MaintnetConstant.blackListHFNumber
+	MaxMasternodesV2  = MaintnetConstant.maxMasternodesV2 // Last v1 masternodes
+
+	TIP2019Block                  = MaintnetConstant.tip2019Block
+	TIPSigning                    = MaintnetConstant.tipSigning
+	TIPRandomize                  = MaintnetConstant.tipRandomize
+	TIPNoHalvingMNReward          = MaintnetConstant.tipNoHalvingMNReward
+	TIPXDCX                       = MaintnetConstant.tipXDCX
+	TIPXDCXLending                = MaintnetConstant.tipXDCXLending
+	TIPXDCXCancellationFee        = MaintnetConstant.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = MaintnetConstant.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee                   = MaintnetConstant.tipTRC21Fee
+	TIPTRC21FeeTestnet            = MaintnetConstant.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes        = MaintnetConstant.tipIncreaseMasternodes
+	BerlinBlock                   = MaintnetConstant.berlinBlock
+	LondonBlock                   = MaintnetConstant.londonBlock
+	MergeBlock                    = MaintnetConstant.mergeBlock
+	ShanghaiBlock                 = MaintnetConstant.shanghaiBlock
+	BlockNumberGas50x             = MaintnetConstant.blockNumberGas50x
+	TIPXDCXMinerDisable           = MaintnetConstant.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable        = MaintnetConstant.tipXDCXReceiverDisable
+	Eip1559Block                  = MaintnetConstant.eip1559Block
+	CancunBlock                   = MaintnetConstant.cancunBlock
+
+	TRC21IssuerSMCTestNet = MaintnetConstant.trc21IssuerSMCTestNet
+	TRC21IssuerSMC        = MaintnetConstant.trc21IssuerSMC
+	XDCXListingSMC        = MaintnetConstant.xdcxListingSMC
+	XDCXListingSMCTestNet = MaintnetConstant.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC        = MaintnetConstant.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = MaintnetConstant.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC        = MaintnetConstant.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = MaintnetConstant.lendingRegistrationSMCTestnet
+
+	ignoreSignerCheckBlockArray = map[uint64]struct{}{}
+	blacklist                   = map[Address]struct{}{}
+)
+
+func IsIgnoreSignerCheckBlock(blockNumber uint64) bool {
+	_, ok := ignoreSignerCheckBlockArray[blockNumber]
+	return ok
+}
+
+func IsInBlacklist(address *Address) bool {
+	if address == nil {
+		return false
+	}
+	_, ok := blacklist[*address]
+	return ok
+}
+
+func CopyConstans(chainID uint64) {
+	var c *constant
+	if chainID == MaintnetConstant.chainID {
+		c = &MaintnetConstant
+	} else if chainID == TestnetConstant.chainID {
+		c = &TestnetConstant
+	} else if chainID == DevnetConstant.chainID {
+		c = &DevnetConstant
+	} else if chainID == localConstant.chainID {
+		c = &localConstant
+	} else {
+		return
+	}
+
+	MaxMasternodesV2 = c.maxMasternodesV2
+	BlackListHFNumber = c.blackListHFNumber
+	TIP2019Block = c.tip2019Block
+	TIPSigning = c.tipSigning
+	TIPRandomize = c.tipRandomize
+	TIPNoHalvingMNReward = c.tipNoHalvingMNReward
+	TIPXDCX = c.tipXDCX
+	TIPXDCXLending = c.tipXDCXLending
+	TIPXDCXCancellationFee = c.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = c.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee = c.tipTRC21Fee
+	TIPTRC21FeeTestnet = c.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes = c.tipIncreaseMasternodes
+	BerlinBlock = c.berlinBlock
+	LondonBlock = c.londonBlock
+	MergeBlock = c.mergeBlock
+	ShanghaiBlock = c.shanghaiBlock
+	BlockNumberGas50x = c.blockNumberGas50x
+	TIPXDCXMinerDisable = c.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable = c.tipXDCXReceiverDisable
+	Eip1559Block = c.eip1559Block
+	CancunBlock = c.cancunBlock
+
+	TRC21IssuerSMCTestNet = c.trc21IssuerSMCTestNet
+	TRC21IssuerSMC = c.trc21IssuerSMC
+	XDCXListingSMC = c.xdcxListingSMC
+	XDCXListingSMCTestNet = c.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC = c.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = c.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC = c.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = c.lendingRegistrationSMCTestnet
+
+	clear(ignoreSignerCheckBlockArray)
+	maps.Copy(ignoreSignerCheckBlockArray, c.ignoreSignerCheckBlockArray)
+
+	clear(blacklist)
+	maps.Copy(blacklist, c.blacklist)
+}
diff --git a/common/constants/constants.go.testnet b/common/constants/constants.go.testnet
new file mode 100644
index 0000000000..a58c07ba1c
--- /dev/null
+++ b/common/constants/constants.go.testnet
@@ -0,0 +1,215 @@
+package common
+
+import (
+	"maps"
+	"math/big"
+)
+
+const (
+	RewardMasterPercent        = 90
+	RewardVoterPercent         = 0
+	RewardFoundationPercent    = 10
+	EpocBlockSecret            = 800
+	EpocBlockOpening           = 850
+	EpocBlockRandomize         = 900
+	MaxMasternodes             = 18
+	LimitPenaltyEpoch          = 4
+	LimitPenaltyEpochV2        = 0
+	LimitThresholdNonceInQueue = 10
+	DefaultMinGasPrice         = 250000000
+	MergeSignRange             = 15
+	RangeReturnSigner          = 150
+	MinimunMinerBlockPerEpoch  = 1
+	BlocksPerYearTest          = uint64(200000)
+	BlocksPerYear              = uint64(15768000)
+	OneYear                    = uint64(365 * 86400)
+	LiquidateLendingTradeBlock = uint64(100)
+	LimitTimeFinality          = uint64(30) // limit in 30 block
+
+	HexSignMethod = "e341eaa4"
+	HexSetSecret  = "34d38600"
+	HexSetOpening = "e11f5ba2"
+)
+
+// variables for all network.
+var (
+	IsTestnet      bool = false
+	Enable0xPrefix bool = true
+
+	Rewound = uint64(0)
+
+	RollbackHash Hash
+
+	StoreRewardFolder string
+
+	TRC21GasPriceBefore = big.NewInt(2500)
+	TRC21GasPrice       = big.NewInt(250000000)
+	MinGasPrice         = big.NewInt(DefaultMinGasPrice)
+
+	// XDCx and XDCxlending
+	BasePrice         = big.NewInt(1000000000000000000)               // 1
+	RelayerLockedFund = big.NewInt(20000)                             // 20000 XDC
+	XDCXBaseFee       = big.NewInt(10000)                             // 1 / XDCXBaseFee
+	XDCXBaseCancelFee = new(big.Int).Mul(XDCXBaseFee, big.NewInt(10)) // 1/ (XDCXBaseFee *10)
+
+	// XDCx
+	RelayerFee       = big.NewInt(1000000000000000) // 0.001
+	RelayerCancelFee = big.NewInt(100000000000000)  // 0.0001
+
+	// XDCxlending
+	RateTopUp               = big.NewInt(90) // 90%
+	BaseTopUp               = big.NewInt(100)
+	BaseRecall              = big.NewInt(100)
+	BaseLendingInterest     = big.NewInt(100000000)         // 1e8
+	RelayerLendingFee       = big.NewInt(10000000000000000) // 0.01
+	RelayerLendingCancelFee = big.NewInt(1000000000000000)  // 0.001
+)
+
+type constant struct {
+	chainID           uint64
+	blackListHFNumber uint64
+	maxMasternodesV2  int // Last v1 masternodes
+
+	tip2019Block                  *big.Int
+	tipSigning                    *big.Int
+	tipRandomize                  *big.Int
+	tipNoHalvingMNReward          *big.Int // hardfork no halving masternodes reward
+	tipXDCX                       *big.Int
+	tipXDCXLending                *big.Int
+	tipXDCXCancellationFee        *big.Int
+	tipXDCXCancellationFeeTestnet *big.Int
+	tipTRC21Fee                   *big.Int
+	tipTRC21FeeTestnet            *big.Int
+	tipIncreaseMasternodes        *big.Int // Upgrade MN Count at Block.
+	berlinBlock                   *big.Int
+	londonBlock                   *big.Int
+	mergeBlock                    *big.Int
+	shanghaiBlock                 *big.Int
+	blockNumberGas50x             *big.Int
+	TIPV2SwitchBlock              *big.Int
+	tipXDCXMinerDisable           *big.Int
+	tipXDCXReceiverDisable        *big.Int
+	eip1559Block                  *big.Int
+	cancunBlock                   *big.Int
+
+	trc21IssuerSMCTestNet Address
+	trc21IssuerSMC        Address
+	xdcxListingSMC        Address
+	xdcxListingSMCTestNet Address
+
+	relayerRegistrationSMC        string
+	relayerRegistrationSMCTestnet string
+	lendingRegistrationSMC        string
+	lendingRegistrationSMCTestnet string
+
+	ignoreSignerCheckBlockArray map[uint64]struct{}
+
+	blacklist map[Address]struct{}
+}
+
+// variables for specific networks, copy values from MaintnetConstant to pass tests
+var (
+	BlackListHFNumber = MaintnetConstant.blackListHFNumber
+	MaxMasternodesV2  = MaintnetConstant.maxMasternodesV2 // Last v1 masternodes
+
+	TIP2019Block                  = MaintnetConstant.tip2019Block
+	TIPSigning                    = MaintnetConstant.tipSigning
+	TIPRandomize                  = MaintnetConstant.tipRandomize
+	TIPNoHalvingMNReward          = MaintnetConstant.tipNoHalvingMNReward
+	TIPXDCX                       = MaintnetConstant.tipXDCX
+	TIPXDCXLending                = MaintnetConstant.tipXDCXLending
+	TIPXDCXCancellationFee        = MaintnetConstant.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = MaintnetConstant.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee                   = MaintnetConstant.tipTRC21Fee
+	TIPTRC21FeeTestnet            = MaintnetConstant.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes        = MaintnetConstant.tipIncreaseMasternodes
+	BerlinBlock                   = MaintnetConstant.berlinBlock
+	LondonBlock                   = MaintnetConstant.londonBlock
+	MergeBlock                    = MaintnetConstant.mergeBlock
+	ShanghaiBlock                 = MaintnetConstant.shanghaiBlock
+	BlockNumberGas50x             = MaintnetConstant.blockNumberGas50x
+	TIPXDCXMinerDisable           = MaintnetConstant.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable        = MaintnetConstant.tipXDCXReceiverDisable
+	Eip1559Block                  = MaintnetConstant.eip1559Block
+	CancunBlock                   = MaintnetConstant.cancunBlock
+
+	TRC21IssuerSMCTestNet = MaintnetConstant.trc21IssuerSMCTestNet
+	TRC21IssuerSMC        = MaintnetConstant.trc21IssuerSMC
+	XDCXListingSMC        = MaintnetConstant.xdcxListingSMC
+	XDCXListingSMCTestNet = MaintnetConstant.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC        = MaintnetConstant.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = MaintnetConstant.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC        = MaintnetConstant.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = MaintnetConstant.lendingRegistrationSMCTestnet
+
+	ignoreSignerCheckBlockArray = map[uint64]struct{}{}
+	blacklist                   = map[Address]struct{}{}
+)
+
+func IsIgnoreSignerCheckBlock(blockNumber uint64) bool {
+	_, ok := ignoreSignerCheckBlockArray[blockNumber]
+	return ok
+}
+
+func IsInBlacklist(address *Address) bool {
+	if address == nil {
+		return false
+	}
+	_, ok := blacklist[*address]
+	return ok
+}
+
+func CopyConstans(chainID uint64) {
+	var c *constant
+	if chainID == MaintnetConstant.chainID {
+		c = &MaintnetConstant
+	} else if chainID == TestnetConstant.chainID {
+		c = &TestnetConstant
+	} else if chainID == DevnetConstant.chainID {
+		c = &DevnetConstant
+	} else if chainID == localConstant.chainID {
+		c = &localConstant
+	} else {
+		return
+	}
+
+	MaxMasternodesV2 = c.maxMasternodesV2
+	BlackListHFNumber = c.blackListHFNumber
+	TIP2019Block = c.tip2019Block
+	TIPSigning = c.tipSigning
+	TIPRandomize = c.tipRandomize
+	TIPNoHalvingMNReward = c.tipNoHalvingMNReward
+	TIPXDCX = c.tipXDCX
+	TIPXDCXLending = c.tipXDCXLending
+	TIPXDCXCancellationFee = c.tipXDCXCancellationFee
+	TIPXDCXCancellationFeeTestnet = c.tipXDCXCancellationFeeTestnet
+	TIPTRC21Fee = c.tipTRC21Fee
+	TIPTRC21FeeTestnet = c.tipTRC21FeeTestnet
+	TIPIncreaseMasternodes = c.tipIncreaseMasternodes
+	BerlinBlock = c.berlinBlock
+	LondonBlock = c.londonBlock
+	MergeBlock = c.mergeBlock
+	ShanghaiBlock = c.shanghaiBlock
+	BlockNumberGas50x = c.blockNumberGas50x
+	TIPXDCXMinerDisable = c.tipXDCXMinerDisable
+	TIPXDCXReceiverDisable = c.tipXDCXReceiverDisable
+	Eip1559Block = c.eip1559Block
+	CancunBlock = c.cancunBlock
+
+	TRC21IssuerSMCTestNet = c.trc21IssuerSMCTestNet
+	TRC21IssuerSMC = c.trc21IssuerSMC
+	XDCXListingSMC = c.xdcxListingSMC
+	XDCXListingSMCTestNet = c.xdcxListingSMCTestNet
+
+	RelayerRegistrationSMC = c.relayerRegistrationSMC
+	RelayerRegistrationSMCTestnet = c.relayerRegistrationSMCTestnet
+	LendingRegistrationSMC = c.lendingRegistrationSMC
+	LendingRegistrationSMCTestnet = c.lendingRegistrationSMCTestnet
+
+	clear(ignoreSignerCheckBlockArray)
+	maps.Copy(ignoreSignerCheckBlockArray, c.ignoreSignerCheckBlockArray)
+
+	clear(blacklist)
+	maps.Copy(blacklist, c.blacklist)
+}