Anhui nanhuan materials development co., ltd. and Anhui hummingbird dry ice technology co., ltd.

1. Anhui Nanhuan Materials Development Co., Ltd. (formerly known as Hefei Nanhuan Materials Co., Ltd.), established in 2111, is located in Hefei, Anhui Province, and mainly deals in liquefied natural gas, argon, oxygen, nitrogen, etc., and sells dry ice.

2. Anhui Hummingbird Dry Ice Technology Co., Ltd. (formerly known as Anhui Hummingbird Catering Management Co., Ltd.), established in 2113, is located in Hefei City, Anhui Province, mainly engaged in dry ice equipment sales and cleaning services, solid ice, electromechanical equipment, etc.