You can get Tuya Homekit Zigbee Wired Gateway Hub for 22.99 USD using coupon code (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Latest coupon code price check (UTC time):
Banggood (22.99 USD)
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. I think you want to know if the price is good. I have never seen better price than the current one in CouponsFromChina database, so it’s the best!
Link: Banggood product page
Price: 22.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for Tuya Homekit Zigbee Wired Gateway Hub is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).