Company Profile Ostec Opto-Electronic Technology Co., Ltd. was founded in 2009, is headquartered in Shenzhen, China, and own a manufacturer in Guangzhou, China.Ostec specializes in R& D, manufacture....
Sinto Electronic Technology Co., Limited is an integrated enterprise of manufacture and sales in the line of consumable and laser printer parts since 2005. With over 8 years' experience in this....