維基鏈WICC | 專案進展週報第60期（3.9~3.15）

技術 & 產品週報

公鏈建設

• 實現WASM VM合約記憶體訪問錯誤捕獲功能。100%

• 拍賣行合約的編寫。70%

• 改進投票排序列表，以定長LEB128編碼儲存票數。100%

• 改進DEX掛單相關的交易。100%

• 增加版本3的軟分叉檢查，使得部分新加的交易必須在版本3後才能使用。100%

• 重新審視提議附議、PBFT等功能的邏輯實現，並進行程式碼最佳化。100%

• 實現UTXO的RPC開發。40%

• 公鏈V3.0測試需求梳理：去中心化鏈上治理(80%)，全資產去中心化交易和多交易所支援(90%)，UTXO(60%)。

• 公鏈V3.0引數治理測試用例編寫。80%

• 公鏈V3.0引數治理介面正常流程測試。30%

應用建設

• CDP專案前後端程式碼最佳化，介面增加CDP清算後可返回的WICC數量等功能。50%

• 開發WICC/WGRT統一價格查詢介面。100%

• 冷錢包離線簽名專案開發完成。100%

• 鷹眼專案總攬WICC持幣分佈頁面編寫。50%

• 鷹眼專案後端功能分析，資料庫設計。30%

• 開發WUSD匯率轉換介面、開發WICC的24小時行情交易介面。100%

• 喂價機制新增調整引數設定，喂價幣種調整為可配置及價格變動較小時喂價機制調整。70%

• 設計並執行WUSD兌換專案測試用例。40%

本週規劃

• 公鏈建設

  • 完成拍賣行合約及相應api實現。

  • WASM VM更新到最新版本。

  • 改進中位數計算方法以支援計算視窗大小的變更。

  • 改進投票統計，限制得票數必須達到21000才能成為生產者。

  • 完成UTXO相關簽名介面的開發。

  • 繼續進行公鏈自動化測試。

  • 公鏈V3.0引數治理繼續測試及相關bug跟進。

  • 完成公鏈V3.0測試需求梳理。

  • 公鏈V3.0用例設計與測試執行。

• 應用建設

  • 鷹眼專案總攬WICC持幣分佈頁面編寫及後端的開發。

  • 完成DEX、CDP前後端程式碼最佳化，解決DEX載入慢的問題。

  • 完成喂價專案的最佳化。

  • 執行WUSD兌換專案測試用例。

市場週報

市場進展（海外）

• WaykiNews第5期影片在海外Youtube、Twitter等維基鏈官方頻道釋出，並同步海外社群傳播，維基小甜甜維多利亞帶領大家回顧了維基鏈2月份的重大事件，引起海外使用者熱情討論及關注。

• 維基鏈全球合夥人文森特於3月14日在伊斯坦布林成功舉辦DeFi主題線下見面會，近50位開發者出席活動並積極討論DApp開發。活動獎勵將於本週公佈及完成發放。

• 3月10日維基鏈官方在孟加拉國社群和德國社群舉辦有獎專案知識小問答活動，引發使用者積極參與，活動獎勵已經發放完畢。

• 美國DeFi主題線下見面會於3月7日在密歇根成功舉辦。

• 維基鏈馬來西亞線下見面會籌辦中，預計3月底舉辦。

• 維基鏈印度尼西亞第二次線下粉絲見面會籌辦中，預計3月底舉辦。

• 維基鏈孟加拉國線下粉絲見面會籌辦中。

• 維基鏈馬來西亞社群，孟加拉國2群建立。

• 《一張圖看懂維基鏈穩定幣》英文版在海外官方頻道及所有社群推出，圖文用清晰簡單的方式帶領使用者理解CDP的抵押率，清算價格以及被清算後的損失是多少，受到海外使用者積極反饋。

• 運營官方推特、Medium、Bitcointalk賬號，同步更新專案進展；運營"WaykiChain Official Group"(維基鏈官方英語電報群), "WaykiChain Developers-Global"(維基鏈海外開發者群)、"웨이키체인-WaykiChain(WICC) Korea（維基鏈韓國官方群）"、"維基鏈韓國Kakao群"、“維基鏈韓國電報群”、 "WaykiChain Global Ambassador Recruitment全球大使群"、“維基鏈伊朗群”、“維基天使群”、"維基鏈土耳其群"、"維基鏈印度尼西亞群"、“維基鏈印度社群”、“維基鏈日本社群”、“維基鏈越南社群”、“維基鏈越南2群”、“維基鏈越南群3群”、“維基鏈巴西群”、“維基鏈VIP福利群”“維基鏈迪拜群”、“維基鏈英國群”、“維基鏈法國群”、“維基鏈德國群”、“維基鏈烏克蘭群”、“維基鏈西班牙群”、“維基鏈孟加拉國群”、“維基鏈孟加拉國2群”、“維基鏈菲律賓群”、“維基鏈菲律賓群2群”、“維基鏈巴基斯坦群”、“維基鏈美國群”、“維基鏈尼泊爾群”、“維基鏈馬來西亞社群”等及該國家地區推特，論壇；同步專案最新動態，高質量文章，專案知識社群傳播，每日三波投放社群傳播。

市場進展（國內）

• 3月9日，維基鏈全球合夥人文森特錄製的“DeFi 維基鏈”影片，在維基的小甜甜公眾號傳播。文森特以通俗易懂地方式給受眾講解維基鏈系統當中的去中心化金融體系，以及CDP系統的運作邏輯。

• 3月12日，《一張圖看懂維基鏈穩定幣》在所有社群推出，受到使用者積極反響。圖文用清晰明瞭的方式，闡釋了穩定幣WUSD抵押借貸系統中：清算價格是如何計算的，當抵押率降至150%被清算會損失多少，讓使用者準確又輕鬆的學習到穩定幣WUSD知識。後期將陸續上線更多圖文系列，敬請關注。

• 3月12日，受金融市場影響，本週行情出現大幅震盪。維基鏈DeFi系統經受市場大幅震盪考驗，整套穩定幣機制穩定執行。DeFi系統抵押總量最高達2900萬枚WICC，貸出超過140萬枚WUSD。

• 3月13日，為了讓使用者及時全面瞭解維基鏈抵押借貸相關操作問題，特開啟“維基鏈質押解答專場直播”，維基鏈市場部負責人安穩在直播中給觀眾詳細講解了“如何抵押WICC貸出WUSD”、“清算的邏輯是什麼”等問題。直播總觀看人數近3000人，觀眾互動頻頻。維基鏈質押解答直播會持續推出，對抵押借貸或穩定幣有任何疑問可關注維基的小甜甜公眾號，每週會向使用者收集問題，並在直播中統一解答。

• WaykiNews第五期影片在維基的小甜甜公眾號傳播，海外小甜甜維多利亞帶領大家回顧了維基鏈2月份的重大事件：成功上線Bittrex Global國際一線交易所，宣佈完成對Bitwires的1000萬基金戰略投資等。

Technology & Product Weekly Report

Public Chain Development

• Realize WASM VM contract memory access error capture function. 100%

• Auction contract writing. 70%

• Improve the voting sort list to record votes with fixed-length LEB128 encoding. 100%

• Improved DEX pending order related transactions. 100%

• Added soft fork check for version 3, so that some newly added transactions can only be used with version 3 and newer. 100%

• Re-examine the logical implementation of the proposal function and PBFT function, and optimize the code. 100%

• Implement RPC development of UTXO. 40%

• Sort out the public chain V3.0 test requirements: decentralized on-chain governance (80%), all-asset decentralized transaction and multi-exchange support (90%), UTXO (60%).

• Writing parameter management test case of the public chain V3.0. 80%

• Public chain V3.0 parameter management interface procedure test. 30%

Application development

• Optimization of CDP front-end/back-end codes. The interface adds functions such as the returned number of WICC after CDP clearing. 50%

• Developed WICC / WGRT unified price inquiry interface. 100%

• Developed the offline signature of the cold wallet. 100%

• Writting of the overview of WICC holdings distribution page of HawkEye project. 50%

• HawkEye project back-end function analysis, database design. 30%

• Developed WUSD exchange rate conversion interface and 24-hour market trading interface for WICC. 100%

• Added parameter adjustment settings for price feeding mechanism. The price feeding currency is adjusted to be configurable, and the price feeding mechanism is adjusted when the price changes are small. 70%

• Design and execute WUSD exchange project test cases. 40%

Following Work Plan

• Public Chain development

  • Complete writing of the auction contract and implementation of corresponding api.

  • WASM VM updated to the latest version.

  • Improve median calculations to support changes in calculation window size.

  • Improved voting statistics, limiting the number of votes to 21,000 to become a producer.

  • Complete the development of UTXO related signature interfaces.

  • Continue to conduct public chain automated testing.

  • Continue to test public chain V3.0 parameter management and follow-up of related bugs.

  • Complete sorting out the public chain V3.0 test requirements.

  • Public chain V3.0 sample case design and test execution

• Application development

  • Compele the writing of WICC holdings distribution page of HawkEye project and the back-end development.

  • Complete optimization of the front-end and back-end code of DEX and CDP. Solve the problem of slow loading of DEX.

  • Complete the optimization of the price feeding project.

  • WUSD exchange project test case execution.

Marketing Weekly Report

Marketing Report（Overseas）

• WaykiNews Issue 5 was uploaded on YouTube, Twitter and other WaykiChain offical accounts, and was spread over the overseas community. Overseas Sweetie Victoria made reviews of big events of WaykiChain in February, which brought enthusiastic attention and discussion of overseas users.

• Vincent, the global partner of WaykiChain, successfully held an offline event with Defi theme in Istanbul on March 14th.Nearly 50 developers attended the event and actively discussed about DApp development. Event rewards will be announced and distributed this week.

• On March 10th, WaykiChain officially held a reward quiz about project knowledge in Bangladesh and German communities, which brought active participation of users. The rewards of the event have been distributed.

• The US offline event with Defi theme was successfully held in Michigan on March 7.

• The Malaysia offline event is under preparation and is expected to be held at the end of March.

• The second Indonesia offline event is under preparation and is expected to be held at the end of March.

• The Bangladesh offline event is under preparation.

• WaykiChain Malaysia community, Bangladesh group 2 established.

• The English version of "Understand WaykiChain stablecoin with one picture" is available on overseas official channels and all communities, receiving positive feedback from overseas users.

• Daily operations of WaykiChain Official Group and WaykiChain Developers-Global, 웨이키체인-WaykiChain(WICC) Korea, WaykiChain Korea Kakao group, WaykiChain Global Ambassador Recruitment group, WaykiChain Turkish Group, WaykiChain Indonesia group, WaykiChain Indian group, WaykiChain Vietnamese group, WaykiChain Vietnam Group IIWaykiChain Vietnam Group III, WaykiChain Brazilian group, WaykiChain Dubai group, WaykiChain UK group, WaykiChain France group, WaykiChain Germany group, WaykiChain Ukrainian group, WaykiChain Spanish Group, WaykiChain Bangladeshi Group, WaykiChain Filipino Group, WaykiChain VIP Welfare Group, WaykiChain VIP Angel Group, WaykiChain Pakistan Group, WaykiChain Nepal Group, WaykiChain US Group, and WaykiChain Iranian Agent Group as well as the corresponding Twitter accounts, updating project news, high-quality articles and project knowledge in time.

Marketing Report（Domestic）

• On March 9th, the "DeFi WaykiChain" video recorded by Vincent, the global partner of WaykiChain, was distributed on WaykiSweetie Official. Vincent explained the decentralized financial system in the WaykiChain system and the operating logic of the CDP system in an easy-to-understand manner.

• On March 12, "Understand WaykiChain stablecoin with one picture" was launched in all communities and received positive response from users. The picture and text explain the stablecoin WUSD collateralization system in an easy-understanding way. Questions such as: how the liquidation price is calculated, how much will be lost when the collateralization rate lowers to 150%, are clearly explained, allowing users to accurately and easily learn the stablecoin WUSD. More picture series will be launched later, so stay tuned.

• On March 12, affected by the financial market, the crypto market experienced a sharp shock this week. The WaykiChain DeFi system has withstood the test of the dramatic market shock, and the entire set of stablecoin mechanisms has been operating stably. The total amount of collateral in DeFi system is up to 29 million WICCs, and lending out more than 1.4 million WUSD.

• On March 13th, in order to make users to fully understand the operating process of WaykiChain collateralization, the head of Marketing department Wendy explained the logic of liquidation and the steps to pledge WICC for WUSD in details by livestream. About 3000 viewers watched the livestream and interacted actively. WaykiChain Collateralization Q&A is continuely going on. If you have any questions about collateralization and Stablecoin, please report to WaykiSweetie official Wechat account. We will collect questions from users every week and give answers during the livestream.

• WaykiNews Issue 5 was uploaded on WaykiSweetie Official. Overseas Sweetie Victoria made reviews of big events of WaykiChain in February: get listing on the international first-tier exchange Bittrex Global, announced the 10 million strategic investment to Bitwires, etc.