
Hunan Zhengzhong Pharmaceutical Machinery Co., Ltd.
Hunan Zhengzhong Pharmaceutical Machinery Co., Ltd. is a limited liability company restructured from the former Changsha Zhengzhong Pharmaceutical Machinery Factory. Located in Lugu National High-tech Development Zone, Changsha City, Hunan Province, it is a high-tech enterprise in Hunan Province. It has passed the national ISO9001:2015 quality system certification. The company researches and develops; automatic inspection machines for ampoules injection liquid foreign matters (commonly known as ampoule inspection machines), automatic inspection machines for oral liquid foreign matters, automatic inspection machines for lyophilized preparations in vials, automatic inspection machines for large-volume parenteral solutions in plastic and glass bottles; electronic micro-hole leak detectors for ampoule injections, electronic micro-hole leak detectors for plastic ampoules in rows, automatic electronic micro-hole leak detectors for infusions, electronic micro-hole leak detectors for soft bag large-volume parenteral solutions; ampoule washing, drying, filling and sealing production lines, oral liquid washing, drying, canning and rolling production lines, vial washing, drying, filling and capping production lines, etc. The company has more than 200 invention patents and utility model patents (see "Patent Technology" in "Manufacturing and Quality" on the company website). Products are exported to more than 10 countries including Russia, Brazil, Indonesia, Thailand, Vietnam, the Philippines, Pakistan, and Malaysia. The ampoule injection liquid automatic foreign matter inspection machine independently researched and developed by the company passed the scientific and technological achievement signing in 2008, and the output can be selected from 150 bottles/minute to 1200 bottles/minute according to customer needs. The national standard of this product is drafted and formulated by our company. The ampoule injection liquid automatic foreign matter inspection machine and the electronic micro-hole leak detector for ampoule injections have been exported abroad. The company mainly produces: series of ampoule injection liquid automatic foreign matter inspection machines, series of oral liquid automatic foreign matter inspection machines, large-volume parenteral solution foreign matter automatic inspection machines, series of electronic micro-hole leak detectors for ampoule injections, series of electronic micro-hole leak detectors for large-volume parenteral solutions.
Years of History
Exporting Countries
Patent Technologies

Business Philosophy
ISO Certified Quality, High-tech Empowering Pharmaceutical Industry
Intelligent Manufacturing Value
Focus on Pharmaceutical Machinery, Intelligent Manufacturing of Safety and Precision
Customer Satisfaction
Focus on Pharmaceutical Machinery, Intelligent Manufacturing of Safety and Precision
Innovation Leading
Focus on Pharmaceutical Machinery, Intelligent Manufacturing of Safety and Precision
Focus on Quality
Focus on Pharmaceutical Machinery, Intelligent Manufacturing of Safety and Precision
Honors and Qualifications
The company's core R&D team has more than ten years of experience in the industry, and its strength is witnessed and its honor is crowned! Our corporate qualifications and honors shine brightly. From technology to market, every step has created brilliance—this is our qualifications and honors.
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Factory Appearance
Providing you with high-quality and reliable pharmaceutical equipment

Factory appearance

Factory appearance

Factory appearance

Factory appearance

Factory appearance

Factory appearance