Quality control

A-Star’s Quality Assurance


A-Star practices 6S performance roundly, and has obtained ISO9001 quality management certificate!


Inspection Power

Inspection Power


A-Star has a whole set of advanced inspection facilities including:
Lens Measurement System
5 On-line interferometers
Zygo Interferometer
AK-40 Interferometer
A-Star always strictly control all the specification like Flatness,surface quality,Radius,Center Error.
A-Star promise to 100% inspect the PV and IRR!

炒股如何赚钱 上海快三开奖 广西快3登录 上证指数每日行情表 第一理财产品 3d今天开机号和试 新手如何理财让钱生钱 快三甘肃开奖结果查询 中超比赛结果 微乐哈尔滨麻将 3d今日开机号 长春小鸡飞蛋麻将下 股票配资平台_杨方配资开户 浩源配资 赛车高手群 nba直播免费