主营产品：Comprehensive service optical fiber transmission multiplexing equipment series, comprehensive multiplexing of E1 transmission interface, equipment series PCM voice transmission service series, audio and video comprehensive service transmission series, etc.
主营产品：Toll-free number 010-5855-4493 Customer service: 010-5855-4493, accept: booking, change, refund:, accept business, change, refund, reservation (single ticket) (return ticket). (off-site ticket) .(joint ticket).(group ticket)..., after the customer has paid the ticket, he must contact the booking staff to verify the customer's ticket price. Can reserve tickets for customers.
主营产品：Our company sells tour guides, tour guides, simultaneous interpretations, wireless tour guide equipment, electronic tour guides, electronic tour guides, electronic commentators, wireless tour guides, wireless tour guides, voice guides, and automatic voices all year round. Tour guides, electronic tour guides, audio guides, automatic tour guides, scenic spot wireless explanations, conference explanations, wireless team explanations, tour guide team explanations, professional production of wireless tour equipment. The company adheres to the core of user needs and adheres to "quality in place, The business philosophy of "first-class service" has been unanimously recognized and highly praised by customers in the communications and communications-simultaneous interpretation system industry. The company takes creating value for customers as its own responsibility and looks forward to serving you. Inquiry phone number: 153 1149 1800 Mr. Zhang QQ13012099
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