According to the clients' requirements, during production time, we fully check the quality of semi-finished and finished products and also find out the manufacturing schedule, manufacturing technique and identify any deviation and offer improving measures for the production in the following phase, forecast production effectiveness and estimated production finishing time. 

The main aspects checked for DPI:
·Evaluate the production status during the manufacturing process 
·Randomly inspect the finished samples on-site and compare them with clients' product specifications 
·According to the evaluated status of finished and semi-finished samples, offer advice for rearranging the QC layout in the factory 
·Inspect the packing details and packing material 
·Check the accuracy of production equipments and check the disposal methods for defective goods