Where are three grams of antifreeze produced?

Qingdao Compton Technology Co., Ltd. According to the inquiry about the product description of 3g antifreeze, we can know that 3g antifreeze is produced by Qingdao Compton Technology Co., Ltd. ... The full name of antifreeze should be antifreeze coolant, which means coolant with antifreeze function. Antifreeze can prevent the coolant from cracking the radiator and freezing the engine cylinder block or cover when parking in cold winter.