IOTE Expo China

IOTE 2024 | The 21st International Internet of Things Exhibition-Shanghai

Shanghai World Expo Exhibition and Convention Center

ZLAN Information to Join IOTE 2021 Spring Fair Shanghai


The IOTE 2021 International Internet of Things Exhibition will be held in Shanghai and Shenzhen next year. At that time, Shanghai ZLAN Information Technology Co., Ltd. (abbreviated as: Shanghai ZLAN) will attend as an exhibitor and show us its characteristic products and solutions!



Shanghai ZLAN Information Technology Co., Ltd

Shanghai World Expo Exhibition & Convention Center

Booth number: 3C88

April 21-23, 2021


Shenzhen Convention and Exhibition Center (Futian)

Booth number: 2C57

August 18-20, 2021

Shanghai ZLAN Information Technology Co., Ltd is a professional provider of industrial internet of things solutions, and the registered trademark ZLAN". Company products have passed through ISO9001 certification. Shanghai ZLAN products include: serial server, Internet of things chips, serial to Ethernet module, Modbus gateway, serial Wifi, DTU 2G/3G/4G, remote IO controller, optical fiber switches and all kinds of industrial interface converter.

Shanghai ZLAN has core technology in the IOT. ZLAN has the independent software rights of embedded TCP/IP protocol stack software - ZLIP, and in 2007 to obtain the national copyright registration (Registration No. 2007SR09907). ZLAN in the field of serial server, first developed a single chip serial server, the serial server core technology integration in a chip, we can directly provide the chip. ZLAN communication in the Internet of things proposed P2P serial server products, it is a new concept of networking, and has applied for national patent. In the multi serial server field, ZLAN with a new multi serial server design patent (Patent No. ZL 201420108890.3). 

Featured Products

Fully isolated serial port server ZLAN5143I

High-reliability, high-performance serial server/Modbus gateway product is the flagship product of serial server.

Highly reliable design for anti-lightning and anti-electromagnetic interference

Interface isolation: RS485 2500V power supply isolation, power supply 3000V isolation

Support both transparent transmission mode and Modbus gateway function

RS485 supports 256 slave stations

Shell grounding protection

Flagship product, stable and reliable


Rail type serial server ZLAN5143D

ZLAN5143D is a RS485 device data collector/IoT gateway specially designed for industrial environments. It combines serial server, Modbus gateway, MQTT gateway, RS485 to JSON and other functions in one. It has an RS485 interface and a 10M/100M Ethernet interface. It adopts guide rail type installation method, compact and easy to install.

Guide rail design, small size

Terminal type power supply, 9~24V wide voltage input

Support Modbus gateway function

Support MQTT gateway function

Support JSON to Modbus RTU and 645 instrument protocol

Support custom heartbeat package and registration package function


Single chip MQTT/Modbus gateway/serial server chip ZLAN1043

ZLAN1043 is a chip that integrates 10/100M Ethernet interface and UART serial port. The software integrates MQTT, Modbus TCP to RTU, Modbus RTU to JSON, serial to Ethernet and other protocols. Users do not need to develop software, and configure parameters through the network port. Ready to use.

Support serial port server function that converts ordinary serial port to Ethernet

Support Modbus gateway function

Support multi-host function, multiple hosts can access the same serial port

Support MQTT protocol, docking with various cloud platforms

Support Modbus RTU/DLT-645 to JSON mode to connect to various cloud platforms

No software development is required, and the device can be connected to the network quickly



ZLAN8308 has the high performance-price ratio of ordinary CAT1 4G DTU and almost all the functions of high-performance 4G DTU:

Support Modbus RTU/DLT-645 to JSON mode to connect to various cloud platforms

Support MQTT, support 2G and 4G.

Support independent design of collection points, automatic data collection, and active upload to the platform

With RS232/RS485 acquisition interface

With equipment cloud management capabilities



ZLAN8305/8305L high-performance full Netcom 4G DTU


Support all Netcom 7 modes

Support MQTT

Support Modbus RTU/DLT-645 to JSON mode to connect to various cloud platforms

Support Modbus TCP to RTU

8305L supports two modes of Ethernet and 4G, and can be used as a rout


DIN rail type four serial port server 4 channels 485 to Ethernet ZLAN5443D

RS485 serial port optocoupler isolation, isolation voltage 1500V.

There are three ways to choose from: rail type installation, back plate mounting ear installation, and desktop mounting ear fixed installation.

Industrial-grade power supply mode.

Dual network port design supports cascading of serial server.

The 4 serial ports can be configured for different baud rates.

Support Modbus gateway function


LoRa to RS232/RS485/RS422/Ethernet

Long-distance LoRa communication solution, high performance and high stability. The communication distance is 6km~8km without obstruction outdoors.

Can realize LoRa to RS232/485/422.

Can realize LoRa to Ethernet TCP/IP protocol.

It can actively collect serial devices, and the network port can be connected to various public clouds

9~24V power supply, supports two power supply modes: plug and spool type.


ZLAN Cloud free IoT platform

ZLAN Cloud is a free IoT cloud platform. Users only need to follow the steps to complete the registration to use ZLAN Cloud for free. Support PC, Android, iOS multi-platform terminals. Users can remotely access any serial device from anywhere, and perform real-time collection, monitoring, remote control, firmware upgrade, diagnosis, communication, and debugging on the data of the remote device. ZLAN Cloud supports WeChat association. Users can use the WeChat applet on the mobile phone to remotely view the operating status of the device, communication data and alarm information, and achieve easy control anytime and anywhere, which is convenient and fast.

IOTE 2024 The 21st International Internet of Things Exhibition-Shanghai 2024.04.24-26 Wed. To Fri. 9:00-17:00(only Friday until 14:00)

IOTE EXPO SHANGHAI LOCATION-Shanghai World Expo Exhibition and Convention Center
Contact Us:
E-mail: /
+86 13266868052(WhatsApp&Skype,Wechat)
Shanghai World Expo Exhibition and Convention Center - North gate entry,No. 850 Bocheng Road, Pudong New Area, Shanghai,China