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United StatesUMETASS (legally registered as Nanjing Mianmu Technology Co., Ltd. / Nanjing Shuishan Technology Co., Ltd.) is a Chinese high-tech manufacturer and Amazon seller headquartered in Nanjing, Jiangsu. Established in 2005, the company specializes in OEM/ODM production of food-grade and industrial plastic storage solutions, including HDPE/PP bottles, buckets, fluorinated containers, airless pump bottles, and IBC tank fittings. The storefront holds an exceptional 4.8 out of 5-star rating with 97% positive customer feedback over the past 12 months across 265+ ratings. Customer reviews emphasize accurate product descriptions, reliable sealing/leakproofing, prompt shipping, and strong material quality for chemical, lab, cosmetic, and food storage applications. Order fulfillment and customer returns are managed under standard Amazon Marketplace seller policies.
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