Xinhua Headlines: 30 years on, China-ROK trade bears fruits

(220531) -- JINAN, May 31, 2022 (Xinhua) -- Workers produce seam sealing equipment for protective clothes at the workshop of South Korea-invested Nawon Machinery Co., Ltd. in Jimo District of Qingdao, east China's Shandong Province, April 11, 2020. (Xinhua/Li Ziheng)