olay, Armani, Pechoin, sk-II, Estee Lauder, HR, Lanc?me, YSL, Kiehl's, Nature Hall, Xiaomi, oppo, Huawei, vivo, Honor, Midea, Dyson, Supor, Oaks, Gree, adidas, Metersbonwe, Li Ning, Mengniu, P&G, Haier, hfp, ZARA, L'Oreal, Bosideng. These are the only 30 stores I have found. Now the check-in cost is basically 1,000 per store. If you are lucky, you can get 200. Basically, if you click once every day, you can almost upgrade to a level, but it is more troublesome.
In addition, you can enter some specific searches and the daily red envelopes will appear. Generally speaking, the general red envelopes range from a few cents to one yuan. This is direct money, not meow coins!