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Weifang Zhongji rainbow Precision Machinery Co., Ltd. is a professional printing equipment manufacturer integrating design, R & D, production, domestic (foreign) sales and technical services. After nearly ten years of efforts, the company's products with its excellent quality, novel, personalized appearance, unique functions, exquisite assembly process has won the praise of customers, creating a widely recognized "Zhongji rainbow" brand in the market.

At present, the company's products are divided into two categories, namely printing equipment and post press processing equipment. Among them, there are more than 50 kinds of products in five series of printing equipment: multi-functional offset printing series (patent), soft and hard six cylinder double-sided offset printing series (patent), unit type multi-color offset printing series, standard configuration series of monochrome Offset printing machine, high configuration series of monochrome Offset printing machine. There are more than 20 kinds of products in 3 Series: automatic 630 package machine, air breathing, Feida folding machine, automatic indentation marking machine, etc.