Workers polish gemstones at a jewelry factory in an industrial park in Wuzhou, South China's Guangxi Zhuang autonomous region, on Dec 8, 2024. This gem processing plant boasts 20 sets of automatic gem processing machinery, with an annual processing ability of up to 3.6 million carats. In recent years, Wuzhou has actively promoted the automation, intelligence and green transformation of the gem industry, and has formed a gem industry cluster. [Photo/VCG]
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