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2021 Bolang technical seminar
Iyo 2021 tekinoroji seminar inotungamirwa neBolang Refrigeration Equipment Co., Ltd. yakaitwa zvakabudirira muNantong City, mudunhu reJiangsu. Iyi semina yakakoka nyanzvi muindasitiri yefiriji, vatungamiriri veNantong Institute of Refrigeration uye yakanakisa engineering ini...Verenga zvimwe
