Are Hua Gree and Gree a family?

Yes

Gree Group is a state-owned restructuring company, and Gree Electric is a listed company under Gree Group. Now Gree Electric has merged with Gree Group.

Zhuhai Gree Electric Co., Ltd., founded in 199 1, is an international household appliance enterprise integrating R&D, production, sales and service, with three brands of Gree, TOSOT and Jinghong, and mainly engaged in household air conditioners, central air conditioners, air energy water heaters, mobile phones, household appliances, refrigerators and other products.