助力高品质日韩黄片_一级做受毛片免费大片一级做_(愛妃精選)69亚洲乱人伦_偷拍窝棚里嫖老太视频_三级在线午夜不卡播放_天天在线中文无码视每天大量更新_国产高潮流白浆喷水动漫精品_偷拍亚洲素人乱交_亚洲A∨一区二区三区18_国产欧美91精品动漫在线

      Zhangzhou Tianyu Mechanical & Electrical Technology Co.,Ltd ,was founded in 1999, one of the biggest and leading manufacturer for roller shutter motors.is an enterprise which applies advanced electronic technology to develop and produce electric rolling door motors, ac/dc rolling door motors, AUS rolling door motors, garage sliding-rising door motors and remote controls.

      Our company has a strength group of managers with high quality and excellent ability. Our production and management are strictly according to ISO9001 standard. We execute the management system, with the concept of "normative management, methodic work, and standard operation". We are designing, developing, producing and selling our products of steady quality. Our company always gives three warranties to the buyers. Our spirit is "good quality and excellent service".