What is QS? QS is the food "quality and safety" (QualitySafety) of the English acronym, with the QS mark of the product on behalf of the state's approval of all food manufacturers must undergo a mandatory inspection, qualified and in the smallest unit of sale of the food packaging marked with food production license number and printed food quality and safety market access mark ("QS" mark) before leaving the factory for sale. License number and printing of food quality and safety market access mark ("QS" mark) before leaving the factory for sale. No food quality and safety market access mark, shall not be sold. Since January 1, 2004, China first in rice, edible vegetable oil, wheat flour, soy sauce and vinegar five categories of food industry to implement food quality and safety market access system. It is reported that the State General Administration of Quality Supervision and Inspection plans to use three to five years to fully complete the implementation of the food market access system, meat products, dairy products and other second batch of ten categories of food market access system will be completed this year. Including tea, including 13 categories of food without QS certification will not be allowed to sell in the market, all tea houses, tea houses are not allowed to operate without QS certification of tea products.

The green food logo is certified by the authority on the use of green food, to distinguish such products from ordinary food specific signs. The logo has been registered in the State Trademark Office by the China Green Food Development Center as the first case of certification mark in China, and is protected by law. The management of green food logo, that is, based on the specific legal attributes of the green food logo certification mark, through the use of the logo trademark license, measure the production process of enterprises and the quality of their products in line with the specific green food standards, and supervise the compliance with the standards of enterprises to strictly implement the green food production operating procedures, the correct use of the green food logo of the process? The organization that manages green food according to the law is the China Green Food Development Center of the Ministry of Agriculture.

According to the Measures for the Administration of Pollution-Free Agricultural Products (Decree No. 12 of the Ministry of Agriculture and the State General Administration of Quality Supervision, Inspection and Quarantine), the certification of pollution-free agricultural products is divided into the identification of the place of origin and the product certification; the identification of the place of origin is organized and implemented by the provincial departments responsible for agricultural administration, and the product certification is organized and implemented by the Center for Agricultural Product Quality and Safety of the Ministry of Agriculture, and the product that has obtained the certificate of identification of the place of origin of the pollution-free agricultural products can apply for the product certification. Pollution-free agricultural products are positioned to ensure basic safety and meet public consumption.

Organic food is from the organic agricultural production system, according to the international organic agricultural production requirements and the corresponding standards of production and processing, that is, in the production of raw materials and product processing without the use of chemical fertilizers, pesticides, growth hormones, chemical additives, chemical pigments and chemical substances such as preservatives, and does not use genetic engineering technology. And through the independent organic food certification body certified all agricultural and sideline products, including food, vegetables, fruits, dairy products, livestock and poultry products, honey, aquatic products, seasonings and so on.

The significant difference between organic food and other foods is that the production and processing of organic food is strictly prohibited the use of pesticides, fertilizers, hormones and other synthetic substances, while the general production and processing of food is allowed to use these substances with restrictions. At the same time, organic food also has its basic quality requirements: raw material origin without any pollution, the production process does not use any synthetic pesticides, fertilizers, herbicides and growth factors, etc., the processing process does not use any synthetic food preservatives, additives, artificial coloring and extraction of organic solvents, etc., storage, transportation, can not be subjected to hazardous chemical contamination, and must be consistent with the requirements of the National Food Sanitation Law and the food industry quality standards. Requirements and food industry quality standards.