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Two giant pandas from China, "Jingjing" and "Sihai", arrived in Doha, the capital of Qatar, by special plane on the morning of the 19th, and directly "checked in" at the new Hal...

Ningbo Beilun implemented 3-day global silent management since October 14 On October 14, Beilun District, Ningbo City reported 5 confirmed cases of COVID-19.

First pull the headband of the ear cup to the longest, then pull away the hair on both sides of the ear, and then put the pulled earmuff across the back neck, and then adjust th...

Check the appearance of the helmet before use to see if there are any defects. In addition, you should also check whether the components are in good condition and there is no ab...

The selected safety helmet does not meet the requirements of GB2811-2007. The function of the selected safety helmet does not match the type of work performed.

The helmet includes two basic parts, namely the shell and the suspension. The two parts work as a system and require regular inspection and maintenance.

Before use, check that the helmet is in good condition within the effective preventive test period. Anyone entering the production and construction site must wear safety helmets...

If the appearance of the helmet is found to be cracked, concave, worn and other abnormal conditions during use, the helmet can not be used again and should be replaced in time.

First, align the plug-in of the helmet-type earmuff with the socket of the helmet, and insert it. When using earmuffs, make sure that the earmuffs are in the correct working pos...

The anti-noise earmuffs can only clean the surface, it is recommended to use neutral soapy water and warm water, do not soak in water.

​The anti-noise earmuffs cannot be washed with water. Washing with water will accelerate the aging of the anti-noise earmuffs cushions and latex sponges, and weaken the ability ...