The official website of China Telecom Group Corporation and the Internet portal of China Telecom publishes official and authoritative information of China Telecom; it provides telecom customers with a full range of electronic self-service services such as recharge and payment, fee inquiry, business processing, online customer service, fault reporting, complaint consultation and brand zone; China Telecom - the world is at your fingertips.

Welcome to the "2025 Shenzhen International Internet of Things Exhibition". This exhibition is a professional event covering the entire industrial chain of the Internet of Things, including: RFID technology, sensor network technology, Internet of Things cloud platform technology, industrial Internet of Things technology, automatic identification technology, wireless communication technology, the latest mobile payment technology, electronic tag production solutions and Internet of Things technology and other product areas.

Shenzhen Xinji Technology Co., Ltd. is a national high-tech enterprise driven by technological innovation, focusing on the research and development, design, production and sales of global technology consumer electronics products, new generation communication products, etc. It has independent R&D and production teams and hundreds of key technologies and invention patents.

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Jishi Automation Technology Co., Ltd. mainly deals in non-standard automation equipment, special-shaped plug-in machines, selective wave soldering machines, Samsung placement machines, solder paste printers, reflow soldering, wave soldering, wafer brush manufacturing automation equipment, solar panel rework equipment, filter paper drying reflow ovens and other products. It provides customers with a full set of process support and training talent output. The automation equipment it produces has been recognized by customers in all regions of the world, forming a leading brand effect. It has now become an authoritative supplier of one-stop solutions for the electronic assembly industry.

Chipfox - IoT Tracker - Tracking and Security Solution

Experts in the sale and repair of motherboards for iPhone, iPad and Mac....

Chiplon Microelectronics has launched a digital signal processor (DSP) product for industrial applications. The CLM320F28335 is an efficient 32-bit RISC-V CPU core. Compared with previous fixed-point DSPs, this device has high precision, low cost, low power consumption, high performance, high peripheral integration, large data and program storage, and more accurate and faster A/D conversion.