GB/T8814-2017 Upvc profiles new national standard training
Author:koyome    Create Time:2018-04-18

 

For implement  new GB/T 8814-2017 Upvc profile standard, 12th April, 2018. company organized trainings of new standard for local  market sales, international sales and other departments better know  the new standards. The trainer is Company Chief Engineer  MR. ZHU YU HONG,  Company all sales particiapted in this training .

 

 

 

 

 

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