I don't know if it supports removable batteries
Tianyu N1 (China Mobile/China Unicom 2G)
¥109
Nokia 215 (All Netcom)
¥289
OPPO K10(12GB/256GB)
¥2499
OPPO Find X7(12GB/25..
¥3999
Nokia 2660 Flip
¥499
OPPO Find X7 Ultra(1..
¥5999
OPPO A3 Pro(8GB/256GB)
¥1999
OPPO Reno 12(12GB/25..
¥2699
OPPO Reno 12 Pro(12G..
¥3399
AGM M6
¥399