China News Service Client, April 5 (Lang Lang) On the 5th, Jin Hai, director of the General Operations Department of the General Administration of Customs, said that from March 1 to April 4, the value of the main epidemic prevention and control materials exported from China was checked 10.2 billion yuan, mainly including about 3.86 billion masks, worth 7.72 billion yuan; 37.52 million pieces of protective clothing, worth 910 million yuan; 2.41 million infrared thermometers, worth 330 million yuan; 16,000 ventilators, worth 310 million Yuan; 2.84 million boxes of new coronavirus detection reagents, 8.41 million pairs of goggles.