Food packaging materials refer to paper, bamboo, wood, metal, enamel, ceramics, plastics, rubber, natural fibers, chemical fibers, glass and other products used for packaging, food or food additives, and coatings that dir…
2019-07-27The World Cup is nearing its end, and after a fierce competition, this weeks Japanese runner-up will soon be produced in France and Croatia. This years entire World Cup can be described as eye-catching. Even the crayfish …
2019-07-27Chinas first "Indoor Air Testing Standards" (GB/T18883-2002) was officially implemented on March 1, 2003. Promoting and implementing the "Indoor Environmental Testing Standards" is of great significanc…
2019-07-27