QuarkChain Bi-weekly Project Progress Report: Sep 20 — Oct 03, 2019

Oct 3, 2019 · 4 min read

Welcome to the 41st QuarkChain Bi-weekly Report for the period from Sep 20 to Oct 03. For the past two weeks, we announced plenty of news and attended many events.


  • TokenTuber will be implemented on a QuarkChain’s shard and adopt multiple native tokens
  • QuarkChain Signed an MoU with K-FiNNeT
  • QuarkChain Mainnet Updated
  • QuarkChain Guardian Plan Updated

1) Development Progresses

# Major Updates

## Added

  • Add enabling timestamps for precompiled contracts
  • Support signing root blocks using configured private keys in the full node
  • Launch mainnet 1.3 enabling smart contracts and including new features such as PoSW on root chain, more cross-shard operations, event subscriptions, etc.

## Updated

  • Remove pending transactions with lower nonce when producing blocks which include higher nonce ones
  • Improve gas accounting for cross-shard transactions
  • Enforce using native qkchash library

## Fixed

  • Fix indexing format of pending transactions on the sender side
  • Fix db integrity check testing when validating PoW
  • Fix value transfer failure handling when invoked from multi-native-token precompiled contracts
  • Fix contract address calculation for cross-shard contract deployment

2) Partnerships

TokenTuber — A Blockchain Video Platform Will Be Implemented on a QuarkChain’s Shard and Adopt Multiple Native Tokens

TokenTuber will be running on QuarkChain’s new shards and support users to use TUBER to pay transaction fees and create smart contracts on QuarkChain’s shards by the function of multiple native tokens. Miners can choose TUBER as rewards for keeping the ledger.

QuarkChain Signed an MoU with K-FiNNeT

On September 19, QuarkChain and Korea FinTech Industry Association Network Alliance (K-FiNNeT) signed a Blockchain Big Bang Mutual Partnership Project Agreement (MoU) for test-bed leading projects. In the future, both QuarkChain and K-FiNNeT have agreed to cooperate to foster blockchain unicorn groups. The purpose of this MoU is to resolve the connection security threats caused by vulnerabilities from smart cities and develop an innovative entrepreneur ecosystem.

3) News

QuarkChain Mainnet Updated

QuarkChain mainnet has been updated on September 27th. After this update, the mainnet has supported smart contracts and PoSW mining on root chain has been opened.

QuarkChain Guardian Plan Announcement about Staking Withdrawal and Compensation

Since the Guardian Plan II ended on August 31, 2019 till now, for the users who are still in the period of staking, we will give them an extra compensation based on the Elf Guardian return ( 70% annualized rate of return). For more details, please read HERE.

KuCoin Has Completed MainNet Upgrade of QKC

KuCoin has completed the MainNet upgrade of QKC, and the deposit and withdrawal functions are now open.

4) Events

9/19 QuarkChain CEO Qi Zhou was interviewed by Decenter in Seoul

Qi Zhou expressed during the interview that QuarkChain would try to use its sharding technology and its features of flexibility and scalability to survive in the competition of public chains. For more DETAILS.

9/23 Korea Offline Meetup with Binance, Enjin, and HANBYOL LAW,LLC.

QuarkChain held Binance Event in Seoul together with Enjin, Binance, and HANBYOL LAW,LLC. Jonathan, the head of Korea introduced QuarkChain technology such as Proof of Staked Work, Boson Consensus, and more.

9/27–10/04 Korea Blockchain Week

Top leaders from industry companies and startups, financial services giants, and many other areas discussed the real and the virtual applications of blockchain technology. Jonathan, QuarkChain head of Korea together with the Korea team attended this event.

9/22 Jonathan Kim, the head of Korea was interviewed by The Nodist

Jonathan was interviewed by The Nodist, a well-known blockchain media in Korea. He introduced QuarkChain and PoSW mining. He also emphasized scalability, flexibility and security of QuarkChain with future plans.

9/29 HyperView Online Event

QuarkChain CBO Ting Du joined an online event named “HyperView” together with CoinW, HyperPay, and Collinstar Capital on September 27th. The theme of this event is “The last fall before the bull market, or the return to bear road?”. He shared his views on the market, the current situation of the public chain ecosystem, consensus algorithms and miners’ benefits.

Upcoming Event

10/08–10/11 Devcon in Osaka, Japan

This is a conference for builders of all kinds: developers, designers, researchers, etc. QuarkChain CEO and founder Dr. Zhou will lead the engineering team to attend this conference and introduce QuarkChain solid blockchain technology. We will share more information in the following weeks.

10/8 Tokyo Offline Meetup together with Chainlink, Vechain, Bitgrit

This event is for everyone who interested in blockchain, blockchain technology. Please RSVP: https://www.eventbrite.com/e/quarkchain-x-bitgrit-tokyo-meetup-2019-tickets-73600726755

10/13 Devcon Sharding Night: Osaka Offline Meetup — QuarkChain, Harmony, Elrond

During the meetup, we will mostly focus around sharing updates on the progress of each project. Please RSVP: https://www.eventbrite.com/e/devcon-sharding-night-osaka-meetup-2019-tickets-73525860829















QuarkChain Official

QuarkChain provides a secure, decentralized and scalable…