06Sep2018-09-06 New Period──ISO9001:2015 Certified chancctv2018-09-06T15:18:23+08:00 By chancctv News ISO9001 certificate, ISO9001 certified optical lens manufacturer Comments Off on New Period──ISO9001:2015 Certified Good news! We have passed ISO9001 authentication and will apply ISO9001 quality system as our quality control standards from now on. Share this post Facebook Twitter LinkedIn Google + Email Author chancctv