Do you use a high valve or a low valve for the Chinese hamburger stove?

Low valve of Chinese hamburger stove. Chinese hamburger is one of the traditional special foods in China. Low-pressure valve furnace is easy to make meat buns. The meat loaf made by low-pressure valve stove is delicious and crisp, so the meat loaf stove uses low-pressure valve. Chinese hamburger is brown in appearance, with clear stripes, layered inside, swollen cake body, crispy skin and tender meat, and good heat. It is best to have a hot temperature when eating.