Stainless steel water tank and FRP septic tank are a new generation of water tank products after FRP water tank. Their products are made of SUS304 stainless steel plate by precision molding, with beautiful appearance, economy and practicality, and durable main body. Compared with other water tanks, stainless steel water tanks and FRP septic tanks have many advantages, such as beautiful appearance, light weight, high strength, corrosion resistance, high temperature resistance, clean water quality, anti-seepage, earthquake resistance, no moss, no secondary pollution of water quality, convenient installation, no maintenance, easy cleaning, etc.