• Do you have complete intellectual property?
• Do you have complete production line?
• Can you provide the OEM?
• How about the product sales fields?
• What about your customer service?
• How is the warranty ?
• What honor does the company have?
• Does the company have invention patents?
• What is the land area of the company?
• Established in 1985 to engage in the communications industry.
• When was the company founded?