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In order to strengthen the company's daily safety work, improve the quality of fire safety, safety prevention and self-rescue ability, December 20, held a fire emergency safety drill with the theme of "safety development, prevention-oriented". Company manager Liu, leaders of various departments and…

There are many kinds of seals in the seal book, but they all have one common feature, they are all single-use products. The seals can be divided into many different material types of seals because of the different materials used, for example, the seals made of plastic are plastic seals (commonly…