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CHNG [Chainge] Token

About CHNG


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Token 2 years


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Laser Scorebeta Last Audit: 25 December 2021

Token seems to be anonymous. As long as we are unable to find website score is limited.

Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

ERC20Template.constructor(string,string,uint8).name (#275) shadows:
- (#162-164) (function)
ERC20Template.constructor(string,string,uint8).symbol (#275) shadows:
- ERC20.symbol() (#167-169) (function)
Rename the local variables that shadow another component.

Additional information: link

ERC20Template.setAdmin(address,address) (#302-305) should emit an event for:
- controller = new_controller (#303)
- pauser = new_pauser (#304)
Emit an event for critical parameter changes.

Additional information: link

ERC20Template.setAdmin(address,address).new_controller (#302) lacks a zero-check on :
- controller = new_controller (#303)
ERC20Template.setAdmin(address,address).new_pauser (#302) lacks a zero-check on :
- pauser = new_pauser (#304)
Check that the address is not zero.

Additional information: link

Context._msgData() (#94-97) is never used and should be removed
SafeMath.div(uint256,uint256) (#47-49) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#52-56) is never used and should be removed
SafeMath.mod(uint256,uint256) (#59-61) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#64-67) is never used and should be removed
SafeMath.mul(uint256,uint256) (#35-44) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version=0.6.6 (#10) allows old versions
solc-0.6.6 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.

Additional information: link

Parameter ERC20Template.setAdmin(address,address).new_controller (#302) is not in mixedCase
Parameter ERC20Template.setAdmin(address,address).new_pauser (#302) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#95)" inContext (#89-98)
Remove redundant statements if they congest code but offer no value.

Additional information: link

name() should be declared external:
- (#162-164)
symbol() should be declared external:
- ERC20.symbol() (#167-169)
decimals() should be declared external:
- ERC20.decimals() (#172-174)
totalSupply() should be declared external:
- ERC20.totalSupply() (#177-179)
balanceOf(address) should be declared external:
- ERC20.balanceOf(address) (#182-184)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#187-190)
allowance(address,address) should be declared external:
- ERC20.allowance(address,address) (#193-195)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#198-201)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#204-208)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#211-214)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#216-219)
pause() should be declared external:
- ERC20Template.pause() (#294-296)
unpause() should be declared external:
- ERC20Template.unpause() (#298-300)
setAdmin(address,address) should be declared external:
- ERC20Template.setAdmin(address,address) (#302-305)
mint(address,uint256) should be declared external:
-,uint256) (#307-309)
burn(address,uint256) should be declared external:
- ERC20Template.burn(address,uint256) (#311-313)
Use the external attribute for functions never called from the contract.

Additional information: link


Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.

Number of Binance Smart Chain (BSC) token holders is low.

Token is deployed only at one blockchain

Token has only one trading pair

Unable to find PancakeSwap trading pair to compute liquidity.

Unable to find PancakeSwap trading pair to compute volume.

Unable to find PancakeSwap trading pair to compute number of swaps.

Unable to find Telegram and Twitter accounts

Unable to find website, listings and other project-related information

Token has a considerable age, but we're still unable to find its website

Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank

Token has a considerable age, but social accounts / website are missing or have few users

Token has a considerable age, but average PancakeSwap 30d trading volume is low

Young tokens have high risks of price dump / death

Price for CHNG