Guangzhou City, the US Government Printing Office Equipment Co., Ltd. was established in October 1995, the company specializes in graphic production color digital equipment rental and related supplies wholesale and retail. The main rental Xerox copiers, high-end color copiers, high-end color printer. US-India Company to high-end digital output technology as the core, has a strong technical support for the maintenance team; to the customer free to do the professional and technical training Xerox copiers, technical guidance, home repairs and other services. The company's main HP large format plotter, Qingdao Xerox Xerox copiers, large format scanners Xerox cheap, copier supplies and office equipment rental. Over the years accumulated in the application and practice of CAD, graphics, image processing and other areas of the Xerox offer a wealth of experience, with a number of sales, technical support and after-sales service in one of the high-quality staff, customers can design a multi- species of large format output solution. Our friendly and attentive service, the technical skill to the user left a deep impression, has been widely praised! Guangzhou City, the US Government Printing Office Equipment Co., Ltd. was established in October 1995, the company specializes in graphic production color digital equipment rental and related supplies wholesale and retail. The main rental Xerox copiers, high-end color copiers, high-end color printer. US-India Company to high-end digital output technology as the core, has a strong technical support for the maintenance team; to the customer free to do the professional and technical training, technical guidance, home repairs and other services. Xerox copier works works include the following three basic principles: the principle of electrostatic charge has both positive and negative polarity, the so-called electrostatic principle refers to the same charge repel each other; opposite charges attract each other. The so-called same-sex repulsion, opposites attract. Basic knowledge of the principles of optical imaging optical imaging: an object imaged by an optical lens to the image. Principle semiconductor semiconductor is in a static principle, or add reverse voltage insulator .. Materials used copier drum is photosensitive semiconductor: that in the dark state when (not light) is an insulator; while in the bright state (light) as a conductor. Xerox office equipment specializing _ US-India (certified) _ Dongguan Xerox supplied by Guangzhou US Printing Office Equipment Limited. Guangzhou City, the US Government Printing Office Equipment Co., Ltd. (www.my-xerox.net) to provide "Xerox copiers, supplies" and other services, the company has "Xerox" and other brands. Focus on the copier industry, in Guangzhou have higher visibility. Welcomes inquiries, contact: Mr. Cheng.