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| Xi'an Zhongyuan Biological Engineering Ltd Xi'an Zhongyuan Biological Engineering Ltd. was established in 2007, is the oldest in Northwest China plant extract manufacturers. Have their own professional R & D team. Main products are nicotine and tobacco flavors. We produce nicotine through... We are regularly Selling: e-liquid, flavor, nicotine, tobacco flavor, liquid nicotine, usp 998% pure nicotine, nicotine with pg vg, tobacco nicotine, smoke flavor. Member since 24 February, 2014, China - Shaanxi | | | | Hubei Heno Bio-Engineering Co., Ltd. HENO company is the most professional manufacturer of high purity nicotine in China. Quality is our main priority. Extracted from tobacco, our highest concentration can reach 99.9%, and the USP Grade Nicotine is green & natural. The best nicotine is ... We are regularly Selling: nicotine, pure nicotine, nicotine salt, nicotine with pg, usp high purity nicotine, e-liquid nicotine raw material, nicotine base, pure cbd oil, nicotine shot. Member since 1 November, 2017, China - Hubei | | | | | | | Related Site Sections:
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