dYdX: dYdX Chain public testnet 1 will be closed on August 7th, and public testnet 2 will be launched on August 10th.

Odaily News: dYdX announced in a tweet that it will close dYdX Chain public testnet 1 at UTC 17:00 on August 7th (1:00 on August 8th Beijing time), and then reset and restart public testnet 2 at UTC 17:00 on August 10th (1:00 on August 11th Beijing time).