Article 15 of the State on product quality to implement the sampling as the main way of supervision and inspection system, which may endanger human health and personal, property safety products, affecting the national economy and people's livelihood of the important industrial products, as well as consumers, the relevant organizations to reflect the quality of the product for random inspection. Samples for sampling should be randomly selected from the products on the market or in the finished product warehouse of the enterprise to be sold. Supervision and sampling work by the State Council product quality supervision department planning and organization. Above the county level local product quality supervision department in the administrative region can also organize supervision and random inspection. Laws on product quality supervision and inspection of other provisions, in accordance with the provisions of relevant laws. National supervision and sampling of products, the local shall not be repeated in another sampling; higher supervision and sampling of products, the lower level shall not be repeated in another sampling.
According to the needs of supervision and sampling, the product can be tested. Inspection of the number of samples taken shall not exceed the reasonable needs of the test, and shall not be charged to the inspection costs. Supervision and sampling inspection costs in accordance with the provisions of the State Council. Producers, sellers of sampling test results have objections, you can receive the results of the test within fifteen days from the date of implementation of supervision and sampling of product quality supervision department or its superior product quality supervision department to apply for re-inspection, the acceptance of the re-inspection of the product quality supervision department to make a re-inspection of the conclusions.