Laomiao gold lm502 is a kind of zinc alloy, which is based on zinc and added with other elements. Commonly added alloying elements are aluminum, copper, magnesium, cadmium, lead and titanium. Shanghai Old Temple Gold Co., Ltd., formerly known as Shanghai Old Town God Temple Crafts Store, was established in 1982. This is the first gold retail store opened in Shanghai after the State Council approved the resumption of domestic sales of gold ornaments. 1994 65438+On February 20th, it developed into a gold jewelry company specializing in gold jewelry in Shanghai Old Town God Temple. On July 28th, Kloc-0/998 was transformed into Shanghai Old Temple Gold Co., Ltd. ..