成都大陆希望集团有限公司

Hope Slanvert Technology Corporation Limited, a subsidiary of CHG, is involved in GB12668.3-2012 (Speed-controlled electrical drive systems - Part 3: Electromagnetic compatibility requirements and its specific test methods), GB12668.501-2013 (Speed-controlled electrical drive systems - Part 5-1: Safety requirements System - Part 5-1: Safety requirements Electrical, thermal and energy), GB/T 30843.1-2014 (General purpose variable frequency speed control equipment above 1kV but not exceeding 35kV Part 1: Technical conditions), GB/T 30844.2-2014 (1kV and below general purpose variable frequency speed control equipment part 2: Test methods) and other major national standards.