Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Shanghai Zhongzheng Printing Co., Ltd. was established in 2000, located in Shanghai, is a professional manufacture of printed paper food packaging bags, paper flour packaging bags, laminated paper bags. Our factory covers an area of 4,600 square meters.

Venttech is a company engaged in refrigeration equipment development, design, production, sales and installation of high-tech enterprises. In the early 21st century, Venttech set up factory in Shanghai and adopt foreign advanced technology. Venttech has more than 15 years experience in developing refrigeration equipment such as water chillers, cooling towers and dry coolers. Till now, our refrigeration equipments have exported to more than 30 countries.

Venttech is a company engaged in refrigeration equipment development, design, production, sales and installation of high-tech enterprises. In the early 21st century, Venttech set up factory in Shanghai and adopt foreign advanced technology. Venttech has more than 15 years experience in developing refrigeration equipment such as water chillers, cooling towers and dry coolers. Till now, our refrigeration equipments have exported to more than 30 countries.