2. Sihui Tianguangxu Jade Market is a mixed market. Most of the jadeite products here are unpolished, mainly middle and low grade jadeite, with A, B, C and woolen goods, so it is impossible to simply judge the authenticity of all jadeites inside. If you don't understand jade, you'd better not buy it in a stall without a showdown.
3. No, Zhaoqing, Guangdong Province has the largest jadeite processing base in China, and the jadeites produced are all qualified and officially recognized. The largest jade jade field is located in Sihui City, a county-level city under Zhaoqing City, Guangdong Province, and it is also called the four largest jade jade jade fields in Guangdong with Guangzhou, Pingzhou and Jieyang.