An Liang Marine Cooperation has found in 1982 and manufactured Signal lights, illuminative lamps, navigation lights, and switches for marine use and other relative products and appliances.

• 安良船舶电器有限公司于1982年成立，并且从事制造船舶信号灯具、照明灯具、船用航行灯、防水开关，以及相关船舶用具等。