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2021 Bolang technical seminar
Lub 2021 technical seminar hosted by Bolang Refrigeration Equipment Co., Ltd. tau ua tiav nyob rau hauv Nantong City, Jiangsu xeev. Lub rooj sib tham no tau caw cov kws tshaj lij hauv kev lag luam tub yees, cov thawj coj ntawm Nantong Institute of Refrigeration thiab zoo tshaj plaws engineering kuv ...Nyeem ntxiv
