Poloniex will give full support to ETH's upgrade and its potential hard fork. If successful, the Merge could create two parallel blockchains after the upgrade. All Ethereum (ETH) holders on Poloniex will receive the forked assets at a 1:1 ratio when the upgrade is completed.

[Prior to the merge] Poloniex will launch the corresponding markets, with details explained below:

• "Potential forked" token explained: 
• ETHS (ETH2) represents the token for the new PoS (proof-of-stake) chain; 
• ETHW (ETH1) represents the token for the PoW (proof-of-work) chain that will potentially continue to exist. 
• Swap (ETH into ETHS/ETHW) opens on: August 8, 2022 at 04:00 (UTC)  till the ETH 2.0 upgrade
• Swap (ETHS/ETHW into ETH) opens on: August 8, 2022 at 04:00 (UTC)  till the ETH 2.0 upgrade
• The market pairs include ETHS/ETH and ETHW/ETH, and more pairs may be added for trading in the future.
• Trades will be enabled on: August 8, 2022 at 12:00 (UTC) 
• Deposits and withdrawals of ETHS and ETHW will not be available.

Justin Sun's Poloniex announced the support the ETH POW that will be forked by @ChandlerGuo and Chinese miners in September, and will donate some ETHW to build the ecosystem. ETHW also said it has the support of Huobi. But no major protocol on Ethereum currently expresses support

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