Home Supplier Discovery Electrical & Electronics VoIP Products

Sim Cards Gateway Manufacturers & Suppliers

Sim Cards Gateway Total 92 manufacturers & suppliers found with 276 products

Shenzhen Etross Telecom Co., Ltd.

China Supplier - Gold MemberSince 2008

Suppliers with verified business licenses

4.0
Manufacturer/Factory , Trading Company
Fixed Wireless Phone , Fixed Wireless Terminal , SMS Gateway , VoIP Gateway , CPE Router
OEM, ODM, Own Brand
Shenzhen, Guangdong
  • SIM Card Gateway for Lift Elevator Sercurity Alram System
    US$ 12.5 / Piece
    1 Piece (MOQ)
  • 1 SIM Card Analog GSM Wireless Gateway Etross-8848
    US$ 30 / Piece
    2 Pieces (MOQ)
  • GSM Gateway with FXS Port and SIM Card
    US$ 28 / Piece
    1 Piece (MOQ)

Chongqing Chimu Technology Co., Ltd.

China Supplier - Diamond MemberSince 2023

Suppliers with verified business licenses

5.0
Plant Area600
Plant Area
Number of Employees21
Number of Employees
Trading Company
Network equipment: Switch , Router , OLT , Server , SDH
within 15 workdays
Chongqing, Chongqing
  • Hua Wei Ar502h 5g SIM Card Router Iot Gateways
    US$ 1300 / piece
    1 piece (MOQ)
  • Original Hw Ar531-F2c-H Enterprise Gateways
    US$ 700 / piece
    1 piece (MOQ)
  • Original Hua Wei Ar500 Series Enterprise Router Ar531-2c-H Gateways
    US$ 700 / piece
    1 piece (MOQ)

Shenzhen Ex-link Technology Co., Ltd.

China Supplier - Gold MemberSince 2017

Suppliers with verified business licenses

4.0
Plant Area1000
Plant Area
Manufacturer/Factory
Outdoor Router , Indoor Router , WiFi Router , 3G/4G/5g Gateway , 4G CPE
OEM, ODM, Own Brand
within 15 workdays
  • 4G Modem SIM Card Wireless Router and Gateway for Industry Use DTU with RS232 / RS485 Connect to Terminal Device
    US$ 73 / Piece
    2 Pieces (MOQ)
  • IP65 Waterproof Level CPE 4G LTE SIM Card Outdoor Modem 2.4G WiFi Iot Gateway with Poe
    US$ 60 / Piece
    1 Piece (MOQ)
  • Modem WiFi 4G SIM Card Router WiFi+Routers RS232/RS485 Modbus RTU Gateway for PV Project
    US$ 60 / Piece
    1 Piece (MOQ)

Hunan Jenet Communications Equipment Co., Ltd.

China Supplier - Gold MemberSince 2023

Suppliers with verified business licenses

4.0
Annual Revenue3
Annual Revenue
Number of Employees2
Number of Employees
Trading Company
Communication Equipment
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000
  • Huawei LTE CPE B618s-65D Cat11 Wireless Wi-Fi Router Mobile Hotspot 4G Gateway with SIM Card Slot Speed 600Mbps
    US$ 140 / Piece
    1 Piece (MOQ)
  • Original Mf289d 4G LTE CPE Router LTE Cat12/13 Router 4G Wireless Gateway
    US$ 70 / Piece
    1 Piece (MOQ)
  • Unlocked Hot Sale Huawei 4G CPE B315s-22 SIM Card Slot Wireless WiFi Router
    US$ 65.9 / pieces
    1 pieces (MOQ)

Xiamen Alotcer Communication Technology Co., Ltd.

China Supplier - Gold MemberSince 2021

Suppliers with verified business licenses

4.0
Plant Area1170
Plant Area
Number of Employees86
Number of Employees
Manufacturer/Factory
Industrial Router
Own Brand, ODM, OEM
ISO9001:2015
  • Ar7088h Alotcer Industrial 4G Router Wireless Gateway with SIM Card Slot
    US$ 125 / Piece
    1 Piece (MOQ)
  • High Speed 4G LTE Router Gateway for Professional M2m & Iot Applications
    US$ 125 / Piece
    1 Piece (MOQ)
  • Professional Alotcer 4G Industrial Router for Boat and Yacht Connectivity
    US$ 125 / Piece
    1 Piece (MOQ)
Manufacturer/Factory , Trading Company
IP PBX , VoIP Gateway , GSM Gateway , Analog VoIP Gateway , FXS Gateway
OEM, ODM
ISO 9001
  • 1/2/4/8/16/32 GSM Channel Gateway with SIM Card/SMS Management/GSM Terminal
    Negotiable
    1 Piece (MOQ)
  • Yeastar 4 Channel GSM VoIP Gateway with 4 SIM Card for GSM Terminal
    Negotiable
    1 Piece (MOQ)
  • 2 GSM Channel for 2 SIM Card VoIP GSM Gateway
    Negotiable
    1 Piece (MOQ)
Manufacturer/Factory , Trading Company
VoIP , VoIP Gateway , VoIP GSM Gateway , GoIP , Asterisk Card
Shenzhen, Guangdong
  • 1 SIM Card VoIP GSM Gateway Built-in Antenna
    Negotiable
    1 Piece (MOQ)
  • 32 SIM Card SIM Bank Remote GSM VoIP Gateway
    Negotiable
    1 Piece (MOQ)
  • SIM Bank with 32 SIM Channels Support Hot-Swap SIM Card
    Negotiable
    1 Piece (MOQ)
Manufacturer/Factory , Trading Company
GSM Modem , GSM Ggteway , GoIP Gateway , IP Phone , VoIP Gateway
Huizhou, Guangdong
  • 128 SIM Card GSM VoIP Gateway
    US$ 2000 / Piece
    1 Piece (MOQ)
  • Worldwide Applicable Ec25 4G GoIP 32-128 Ports Voice SMS Gateway Equipment Send SMS in Large Quantities
    US$ 2660 / Piece
    1 Piece (MOQ)
  • 4 Ports GoIP GSM Gateway, VoIP GSM Gateway
    US$ 131 / Piece
    1 Piece (MOQ)
Manufacturer/Factory
Dbl VoIP Terminal , VoIP GSM Gateway GoIP , Radio Repeater RoIP , VoIP Gateway , Cross-Netwrok Gateway RoIP
OEM, ODM
ISO 9001, ISO 9000
  • 8 Channel GSM GoIP Gateway with 8 SIM Card for GSM Terminal
    Negotiable
    1 Piece (MOQ)
  • 16-Channel VoIP GSM Gateway GoIP-16 GoIP Gateway
    Negotiable
    1 Piece (MOQ)
  • Radio Cross-Network VoIP Gateway (RoIP-302M)
    Negotiable
    1 Piece (MOQ)
Manufacturer/Factory
Industrial Cellular Router , Industrial 4G Router , Industrial Lte Router , Industrial WiFi Router , Serial Device Server
OEM, ODM, Own Brand
ISO 9001
  • M2m GSM GPRS DIN Rail Router Modem Gateway with RS485 RS232 Ethernet for Banking Industrial Automation PLC Remote Management
    US$ 50 / Piece
    1 Piece (MOQ)
  • Industrial WiFi Mobile Telecom Wireless 4G 3G Router with SIM Card Slot Support RS485 RS232 4G Lte Modem
    US$ 50 / Piece
    1 Piece (MOQ)
  • Industrial WiFi 4G Modem Router with SIM Card DIN Rail Mount Serial Port Ethernet Port
    US$ 50 / Piece
    1 Piece (MOQ)

Jiangsu Acrel Microgrid Institute Co., Ltd

China Supplier - Diamond MemberSince 2020

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory , Trading Company
Power Meter , Energy Meter , WiFi Meter , RS485 Modbus-RTU Meter , Multifunction Relay
OEM, ODM, Own Brand
ISO 9001, ISO 14001
  • 4G Smart Wireless Communication Gateway Data Transmission Module
    US$ 156.1 / Piece
    1 Piece (MOQ)
  • Smart Gateway for Iot with WiFi 4G Lora Lorawan From Acrel Factory
    US$ 30 / Piece
    1 Piece (MOQ)
  • Acrel Smart Gateway for Iot with WiFi 4G Lora Lorawan
    US$ 30 / Piece
    1 Piece (MOQ)

Shenzhen Toprie Electronics Co., Ltd.

China Supplier - Diamond MemberSince 2024

Suppliers with verified business licenses

5.0
Plant Area2000+
Plant Area
Manufacturer/Factory
Pressure Sensor , Power Meter , Sensor , Temperature Sensor , Level Transmitter
OEM, ODM, Own Brand
Response Time≤3h
  • 4G WiFi Multifunctional RTU Wireless Remote Monitoring IoT Gateway
    US$ 169 / pcs
    1 pcs (MOQ)
  • WiFi Multifunctional RTU Analog Data Acquisition Module Wireless Remote Monitoring IoT Gateway
    US$ 169 / pcs
    1 pcs (MOQ)
  • Data Collection RS485 Ethernet Remote Controller Monitoring Device RTU Iiot Gateway
    US$ 169 / pcs
    1 pcs (MOQ)

Shenzhen Dinstar Co., Ltd.

China Supplier - Gold MemberSince 2011

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees152
Number of Employees
Manufacturer/Factory , Trading Company
IP PBX , VoIP Gateways , Session border controller , IP Phone , SIP intercom
ODM, OEM
ISO9001:2015
  • 4G LTE FXS FXO VoIP PBX UC100 Universal Gateway
    US$ 77 / Piece
    1 Piece (MOQ)
  • Dinstar Smart IP PBX VoIP Universal Gateway UC100
    US$ 77 / Piece
    1 Piece (MOQ)
  • 4G LTE Smart IP PBX UC120 1s1o Sme Phone System 60 Uesrs
    Negotiable
    1 Piece (MOQ)

Shenzhen Pretech Industrial Co., Ltd.

China Supplier - Diamond MemberSince 2022

Suppliers with verified business licenses

5.0
Plant Area1000
Plant Area
Manufacturer/Factory , Trading Company
Tablet PC , Laptop , Smartphone , Stylus Pen , Tablet Android
OEM, ODM
ISO 9001
  • Customization Smart Home Hub Zigbee 3.0 Gateway Iot WiFi BLE Z Wave Tuya Linux Tablet ODM
    US$ 49 / Piece
    2000 Pieces (MOQ)
  • ODM Smart Sdk Available Linux WiFi BLE Wireless Gateway Zwave Zigbee Hub
    US$ 89 / Piece
    2000 Pieces (MOQ)
  • 10 Inch Tablet PC Incell HD Touch Screen Tablet 4G SIM Card Slot Android Tablet Custom OS APP Installed
    US$ 51 / Piece
    2 Pieces (MOQ)
Manufacturer/Factory , Trading Company , Other
Cellular Modem Cellular IP Modem , M2m Modem M2m DTU Arm Application , Industrial Cellular Router , WiFi Router 3G Router , M2m Router-Serial Modem
Xiamen, Fujian
  • Industrial 4G Lte Low Power Modem with RS232 RS485 RS422
    US$ 50 / Piece
    1 Piece (MOQ)
  • M2m Cellular 3G GPS Modem Supports RS232 and RS485
    US$ 50 / Piece
    1 Piece (MOQ)
  • F-G100 Iot Wireless Computing Gateway Support Mqtt and Multiple Protocols
    US$ 99 / Piece
    1 Piece (MOQ)

Shenzhen Heartsea Technology Co., Ltd.

China Supplier - Gold MemberSince 2022

Suppliers with verified business licenses

4.0
Plant Area620
Plant Area
Number of Employees11
Number of Employees
Trading Company
4G 5G Module Internet Modem , ATX Gaming Desktop Case , Mobile Phone Screen Amplifier , Mariner AIS WIFI Receiver , AIS PILOT PLUG USB CABLE Serial Port 4
ODM, OEM
within 15 workdays
  • GPRS Protoss Pg11 Wide Range DIN-Rail Serial Converter 4G RS485 Iot Gateway Modbus Mqtt Wireless DTU Transparent Transmission Serial Server
    US$ 16.9 / Piece
    3 Pieces (MOQ)
  • Ethernet Protoss PE11 RS485 DIN-Rail Serial Converter Modbus Solar Data Collector Iot Gateway RTU Solar Data Converter Serial Server
    US$ 17 / Piece
    2 Pieces (MOQ)
  • 4G Ethernet Protoss Pg46 Modbus RS485 Mqtt DIN-Rail Serial Converter 4G Ethernet Solar Data Collector DTU Solar Data Converter Serial Server
    US$ 17 / Piece
    2 Pieces (MOQ)

Shenzhen Kings IoT Co., Ltd

China Supplier - Gold MemberSince 2024

Suppliers with verified business licenses

4.0
Plant Area2000
Plant Area
Manufacturer/Factory
Wireless Access Point , Fiber Router , 5g Router , 5g CPE , LTE Router
OEM, ODM
Shenzhen, Guangdong
  • Car WiFi Router with RS232, RS485, Can Module, Bluetooth Vehicle WiFi
    Negotiable
    1000 Pieces (MOQ)
  • Industrial IoT WiFi: 2.4G 300Mbps Bluetooth 5.0 Module, 4G: Cat4 or Cat5, 150Mbps or 300Mbps. Support Rtc Provide Correct System Time Even Power off; Optional
    US$ 90 / Piece
    1 Piece (MOQ)
  • Industrial IoT Cat4 Cat5 150m, 300m Support Rtc, Provide Correct System Time Even Power off; Optional
    US$ 90 / Piece
    1 Piece (MOQ)

ACREL CO., LTD.

China Supplier - Diamond MemberSince 2019

Suppliers with verified business licenses

5.0
Annual Revenue7
Annual Revenue
Plant Area2000+
Plant Area
Number of Employees4
Number of Employees
Manufacturer/Factory , Trading Company
Energy Meter , Transformer Current , Temperature&Humidity Controller , Medical It System , Active Power Filter
OEM, ODM, Own Brand
Response Time≤3h
  • Acrel Awt100 Smart Gateway Ethernet Communication Terminal Transparent Transmission
    US$ 50 / Piece
    1 Piece (MOQ)
  • Acrel Awt100-4ghw Smart Gateway Ethernet Gateway Communication Terminal 4G Communication
    US$ 50 / Piece
    1 Piece (MOQ)
  • Acrel Awt100 IoT 4G Lora RS485 Gateway for Smart Home Automation System
    US$ 50 / Piece
    1 Piece (MOQ)

Excelltel Technology Co., Ltd.

China Supplier - Gold MemberSince 2010

Suppliers with verified business licenses

4.0
Plant Area1000
Plant Area
Number of Employees25
Number of Employees
Manufacturer/Factory , Trading Company
PABX
Own Brand, ODM, OEM
Foshan, Guangdong
  • Telephone System Ts+416 Wireless Pabx with 2 SIM Card
    US$ 138 / Set
    1 Set (MOQ)
  • Excelltel Group System Ts+416 4 Co Line 16 Extension Pabx with 1 SIM Card
    US$ 117 / Set
    1 Set (MOQ)
  • GSM FWT Fct Fixed Wireless Terminal with 2 Rj11 Ports Tg201
    US$ 43 / Piece
    49 Pieces (MOQ)
Manufacturer/Factory
4G Wireless Router , 4G WiFi Router , 4G LAN Router , 4G Wan Router , 4G FWT
OEM, ODM
ISO 9000
  • 12 Months Warranty Router Support SIM Card Online Upgrade
    US$ 30 / Piece
    1000 Pieces (MOQ)
  • Quad Band 8 SIM Cards Automatic Dial FWT GSM 8 Port
    US$ 30 / Piece
    100 Pieces (MOQ)
  • 2 Rj11 Ports 8 SIM Cards Automatic Dial 8 SIM GSM Fixed Wireless Terminal for PBX
    US$ 30 / Piece
    100 Pieces (MOQ)
Manufacturer/Factory
Industrial Cellular Router , Router , Print Server , Serial to Ethernet IP Modem , DTU
OEM, ODM
ISO 9001
  • Industrial 4G Lte WiFi Wireless Router with SIM Card Slot
    US$ 50 / Piece
    1 Piece (MOQ)
  • Industrial 4G Lte Router with SIM Card Slot Network RS232 RS485 DTU Qos Openvpn Gre
    US$ 50 / Piece
    1 Piece (MOQ)
  • M2m Iot 4G Modem Router with 4 LAN External Antenna SIM Card Slot
    US$ 50 / Piece
    1 Piece (MOQ)
Manufacturer/Factory
GSM Fixed Wireless Terminal , FWT , GSM Fixed Wireless Phone , GSM Gateway , 3G Terminal
within 15 workdays
Shenzhen, Guangdong
  • Single Port/SIM Card GSM Fixed Wireless Terminal with Battery/GSM FWT/GSM Gateway
    US$ 25 / Piece
    500 Pieces (MOQ)
  • 4 SIM Card GSM Fixed Wireless Terminal for PBX
    Negotiable
    1 Piece (MOQ)
  • Quad Band 8 Ports GSM Fixed Wireless Terminal/GSM Fixed Cellular Terminal
    Negotiable
    1 Piece (MOQ)
Manufacturer/Factory
Gsm Wireless Terminal , Gsm Gateway , Laptop , Voip , Networking
Shenzhen, Guangdong
  • SIM Card GSM VoIP Gateway With Imei Changer (GN-VG016)
    Negotiable
    (MOQ)
  • 8 Ports 8 SIM Cards GSM VoIP Gateway (GN-VG008)
    Negotiable
    (MOQ)
  • Gnex-I008 GSM Wireless Terminal 8 ports 32 SIM Cards
    Negotiable
    (MOQ)

Shenzhen Newlotus Technology Ltd

China Supplier - Diamond MemberSince 2019

Suppliers with verified business licenses

5.0
Plant Area2000
Plant Area
Manufacturer/Factory , Trading Company , Group Corporation
Signal Booster , WiFi Signal Booster , Mobile Signal Booster , Wireless Signal Repeater , Esim Mifi Router
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, HSE...
  • Unlocked Wireless Modem SIM Card Hotspot Dual Band 5g Indoor Industrial CPE WiFi Routers up to 256 Access
    US$ 330 / Piece
    1000 Pieces (MOQ)
  • 5g Wireless LTE CPE SIM Card AC1800m 256 Users RJ45 Wan LAN Indoor Industrial Hotspot WiFi Router for Wide Coverage
    US$ 330 / Piece
    1000 Pieces (MOQ)
  • 4G 5g LTE CPE Wireless Cellular Modem Industrial Grade 1800m WiFi Router with SIM Card Slot Gigabit Ethernet Ports
    US$ 330 / Piece
    1000 Pieces (MOQ)

Shenzhen iStartek Technology Co., Limited

China Supplier - Gold MemberSince 2020

Suppliers with verified business licenses

4.0
Plant Area1000
Plant Area
Number of Employees41
Number of Employees
Manufacturer/Factory , Trading Company
GPS Tracker , Wireless Router
Own Brand, ODM, OEM
ISO 9001
  • 4G SIM Card LTE CPE Wireless Router 4 Antenna 300Mbps WiFi Speed
    US$ 1 / Piece
    1 Piece (MOQ)
  • Wi Fi 150Mbps 802.11b/G/N VPN 3 LAN Ports Low Power Universal 4G Lte WiFi Router with SIM Card Slot in India
    US$ 1 / Piece
    1 Piece (MOQ)
  • Mc118 India SIM Card 5g Signal Booster Antenna 4G Lte Wireless WiFi Modem RJ45 Ethernet Router
    US$ 1 / Piece
    1 Piece (MOQ)

Shenzhen Huasifei Technology Co., Ltd.

China Supplier - Gold MemberSince 2023

Suppliers with verified business licenses

4.0
Plant Area500
Plant Area
Number of Employees10
Number of Employees
Manufacturer/Factory , Trading Company
WiFi Router , 5G WiFi Router , 5G CPE , Poe Switch , Wireless Bridge
ODM, OEM
Response Time≤3h
  • Huasifei Ws988 300Mbps 4G SIM Card Router Chipset Qca9531 4G Router Antenna
    US$ 16 / Piece
    1 Piece (MOQ)
  • Huasifei 300Mbps WiFi 4G Router RJ45 Port 4G Wireless Router with SIM Card Slot
    US$ 16 / Piece
    1 Piece (MOQ)
  • Huasifei Outdoor IP66 Waterproof LTE 5g WiFi Router 1200Mbps Dual Band WiFi Router 5g SIM Card
    US$ 110 / Piece
    1 Piece (MOQ)

Dongguan KaiWin Electronic Co., Ltd.

China Supplier - Gold MemberSince 2023

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Number of Employees205
Number of Employees
Manufacturer/Factory
Type C Product , HDMI 2.1 , DP 2.1 , DVI
ODM, OEM
ISO9001:2015, ISO14001:2015
  • Waterproof Micro SIM Card to Micro SIM Connector FPC Cable
    US$ 3.99 / Piece
    500 Pieces (MOQ)
  • Waterproof Micro SIM Card to Micro SIM Card Connector FPC Cable
    US$ 3.99 / Piece
    500 Pieces (MOQ)
  • IP67 Waterproof Micro SD TF Mini SIM Card Flex Extender FPC Cable
    US$ 3.5 / Piece
    500 Pieces (MOQ)

Xiamen Swill Intelligence Technology Co., Ltd.

China Supplier - Diamond MemberSince 2023

Suppliers with verified business licenses

5.0
Plant Area500
Plant Area
Manufacturer/Factory , Trading Company
PLC Module , Servo Motor , Frequency Converter , Step Motor , Circuit Breaker
OEM
Response Time≤3h
  • Wr713-NF15 Industrial Router Wireless 5g Nsa/SA 4G LTE 2.4GHz/5.8GHz WiFi 2 Serial Ports3 Gigabit Ethernet Ports SIM Card Slot VPN Pppoe Rail Mount
    US$ 499 / Piece
    1 Piece (MOQ)
  • Wtblnetwr515-Ll09 Industrial Router Wireless 4G Cat1/Cat4 802.11b/G/N 2.4GHz/5.8GHz WiFi 2 Serial Ports 5 Network Ports SIM Card Slot VPN Pppoe Rail Mount
    US$ 118 / Piece
    1 Piece (MOQ)
  • Wtblnetwr511-Ll09 Industrial Router Wireless 300Mbps 4G Cat1/Cat4 802.11b/G/N 2.4GHz/5.8GHz WiFi 1 Serial Ports 1 Network Ports SIM Card Slot VPN Rail Mount
    US$ 98 / Piece
    1 Piece (MOQ)

Premier Cable Co., Limited

China Supplier - Gold MemberSince 2023

Suppliers with verified business licenses

4.0
Plant Area2000+
Plant Area
Manufacturer/Factory
Circular Connector Cable , Nmea 2000 Cable , Ftdi Cable , IP67 Waterproof Cable , Aisg Cable
OEM, ODM, EMS
ISO 9001
  • SIM Card Adapter Micro SIM to Nano SIM Extender Cable IP67 Waterproof
    US$ 5 / Piece
    100 Pieces (MOQ)
  • Waterproof Nano Micro Mini SIM Card IP67 Extender Cable for Cabinet Chassis Case Frame Envelope Outdoor
    US$ 10 / Piece
    1000 Pieces (MOQ)
  • SIM Card Adapter Micro SIM to Nano SIM Extender Cable
    US$ 5 / Piece
    100 Pieces (MOQ)

Shenzhen Anxinshi Technology Co., Ltd.

China Supplier - Gold MemberSince 2019

Suppliers with verified business licenses

4.0
Plant Area500
Plant Area
Number of Employees15
Number of Employees
Manufacturer/Factory , Trading Company
4G Solar Battery Camera , Solar Powerd Camera Kits , Solar CCTV Camera , LPR Camera , Exlosion Proof Camera
ODM, OEM, Own Brand
ISO 9001, ISO 20000
  • Outdoor Waterproof Multi-Band 4G SIM Card Router WiFi Solar Powered Camera Built-in 4*18650 Battery Long Standby
    US$ 35 / Piece
    1 Piece (MOQ)
  • Hot Selling Indoor and Outdoor Use Wireless Mobile Computer PC WiFi 5g Router with SIM Card Slot
    US$ 265 / Piece
    1 Piece (MOQ)
  • Mountaineering Router 4G Wireless Router Parameters Nano SIM Slm Card 150Mbps Coverage Distance 20-60m
    US$ 36 / Piece
    1 Piece (MOQ)
Items per Page: 10 | 30 | 50
1 2 3 4