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Which department should supervise the quality of centimeter stone?

Quality inspection department. According to the inquiry of China Travel Service. com。 Cm stone belongs to the building materials industry. The quality supervision, inspection and testing center is supervised by the authoritative quality inspection department of China stone industry, and it is a professional quality inspection institution in China to supervise and inspect stone products and accessories for production and processing. Cmst, a carbonate rock mainly composed of calcite. Usually called limestone. Ancient limestone consists of low magnesium calcite. Chemistry, multi-level classification, is mostly used by geological and petroleum departments.