Wall-hung Boiler Copper Pipe Fittings Copper Brass Joint Unit Connecting Pipe

         The annealing process is an important step in product processing. A better annealing process can greatly improve the durability and safety of the product. Our annealing process is carried out in strict accordance with Australian standards, and the products are annealed in stages. Products and direct drinking water projects to ensure the purity and health of drinking water.