照明用铝合金灯头从90年代替代铸铁灯头开始，得到广泛应用，该产品具有重量轻、耐用、不易腐蚀等特点，常用合金3004、5052等，产品分非涂层和涂层灯头。

重庆西南铝精密加工有限责任公司于1997年批量向市场供货，产品远销国内外市场。

Aluminum alloy lamp holder for lighting has been widelyused since replacing cast iron lamp holder in the 1990s.The lamp holder has the characteristics of the lightweight,durability. and incorruptiblenesses, etc. 3004 and 3052alloys are the commonly used aluminum alloy. The lampholders are divided into non - coated and coated lampholder.

Chongqing SWA Precision Processing Co., Ltd. hassupplied to the market in bulk in 1997, the products havebeen exported to the domestic and foreign markets.