1985year, Liuheng lamp factory was established in Zhejiang Zhoushan. The enterprise covers an area of 1000㎡.

2000year,our company officially renamed Shanghai Liangzhou Lamp Manufacture Co.,Ltd. The enterprise covers an area of 5000㎡.

2003year,our company passed ISO90001 quality management system.

2004year,we passed CCS type approval certificate.

2008year,we moved to our new factory in fengcheng town,fengxian district,shanghai.The enterprise covers an area of 12000㎡. We also passed BV factory type approval certificate. .

2015year, Jiangsu Liangzhou Explosion proof Electric Co.,Ltd was established,it covers an area of 60000㎡.So we have two production sites,total cover an area of 72000㎡.

2016year,we passed RMRS type approval certificate.

2019year ,we passed national military standard quality management system.

2020year, We awarded the title of Shanghai High-tech Enterprise