In order to implement the company’s management policies and objectives, continuously improve the company’s management system, continuously improve the management level, and ensure the compliance, suitability and effectiveness of the company’s quality, env
Test method for tension of protective mask:
1) take samples of five masks;
2) according to the provisions of GB/T13773.2.The stretching speed is 100mm/min. The test hook is installed on the stretching instrument. During the test, the mask belt is vertic
Since the Spring Festival, the outbreak of pneumonia caused by the new coronavirus has affected every Chinese. Our company also pays close attention to the epidemic situation.
