LONG SUN optoelectronics technology Co., Ltd is a high-tech enterprise and focuses on design, manufacture, sales and services of high-power LED lighting products. We do improvement or launch new products every 15 days. And for our products, we have 16 kinds of reliability demonstration test, such as high-voltage insulation test, earth continuity test, normal temperature aging test, high temperature experiment, salt spray test, vibration test, drop test, hot and cold impact test, high ...   |