CTI provides inspection, appraisal and valuation services of goods commissioned by government departments related to port inspection. "The services of goods inspection, appraisal and valuation entrusted by government departments include: (1) The authenticity of various goods entrusted by the Ministry of Finance, Development and Reform Commission, Customs, and Public Security. , Quantity, weight, quality, brand, place of origin, and valuation; (2) Inspection and appraisal of customs deportation and returned goods; (3) Customs application intends to abandon the value evaluation business of processing trade goods (according to the General Administration of Customs 2009 Document No. 56)"