# TEM 區塊鏈基礎教育第二階段 #專案賞析3：ZOS (Zepplin os)

- Channel: [Taipei Ethereum Meetup](https://streameth.org/taipei-ethereum-meetup)
- Date: 2020-10-09
- Duration: 1:01:20
- Topics: ethereum
- Watch: https://streameth.org/watch/yt-V0u0wliwTL0
- YouTube: https://www.youtube.com/watch?v=V0u0wliwTL0

## Description

【講師】
KIMI WU, 資深工程師, Unitychain 

【課程大綱】
1⃣ OpenZeppelin introduction 
- Contract samples
- SDK
- Starter kits
2⃣ GSN zeppelin SDK (zOS)
- SDK introduction (1.0 ~ 2.0)
- Introduce upgradeability arch
- Dive into proxy contracts
3⃣ How to write/deploy upgradeable contract
- Writing upgradeable contracts
- deploying contracts

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