Historical development of the gas stove

(1) the initial stage (before 1980): the product is simple in structure, features one-120th century before the 80 's, development of gas industry in China is relatively backward, and city gas penetration is very low, only 10%, and vast rural areas that few people use gas. At that time, gas stoves in the initial stage, simple structure, a single function. Previously, each only the simplest gas stoves for gas appliances, the product structure is simple. Mostly cast iron stove surface materials, surface plating or coating process, no electric ignition device, process in a more primitive State. (2) the development phase (1980-1990): durability and reliability greatly improved