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Great System Industry (GSI) is a premier provider of process control instrumentation and industrial automation sensors, headquartered in Hong Kong with operations since 1998. As an ISO-certified manufacturer, distributor, and trading company, GSI delivers high-precision measurement solutions—including pressure, temperature, flow, and level sensors—to over 6,000 customers worldwide. With an export ratio of 80%-90% and annual sales reaching $7-10 million, we serve diverse industries across Europe, North America, Southeast Asia, and the Middle East. Backed by a 30-member professional team, GSI combines decades of engineering expertise with rigorous quality control to ensure reliable, cost-effective solutions for every application.
For more than 25 years, we have successfully executed many prestigious orders by supplying Sophisticated Electronic Instruments and Control Systems and HT Panel and LT and Panel. Indigenization of the instruments of our product range have been in hand with our commitment to the manufacture of safe, reliable and quality instrument. Our thrust today is in the field of microprocessor based instrumentation and control systems. A knowledge inspiring and skilled arena that we are in, we are staffed to meet the dictates of the field and thus can provide various control and monitoring software packages for Instrumentation and control.
Application Gallery
Power : Feed Water (Drum Level & DP across Drum Level), Furnace Vacuum, SH Steam Temp Stage I & II (L&R), Dearator Level, Condenser Hotwell Level and REC, HP Heater Level, LP Heater Level, Gland Seal Steam Pressure, Gland Steam Temperature, Thermal Load, FD, PA and Vapor Fan Control
Water & Waste Water : Filter Backwash, Chemical Feed, Clear well Level, Finished Water Pumping, Remote Workstation Monitoring, Sludge Process, Sequencing Batch Reactor Plants, Rotating Biological Contactor Plant, Sludge Dewatering, Incinerator Control, Return and Waste activated sludge pumping
Basic Information
Company Name:
GREAT SYSTEM INDUSTRY CO. LTD
Business Type:
Manufacturer,Distributor/Wholesaler,Trading Company
Brands:
Bently Nevada,Yokogawa,E+H,MTL,Vega,ABB,
Employee Number:
>30
Year Established:
1998
Total Sales Annual:
7000000-10000000
Company Location:
10A, SEAVIEW PLAZA, TAIZI ROAD, NANSHAN DISTRICT, SHENZHEN, CHINA
Factory Location:
4F, Building No.B2b, Yingzhan Industrial Park, Kengzi Town, Longgang District, Shenzhen, China
Trade & Market
Company slogan:
GREAT SYSTEM INDUSTRY CO. LTD, since 1998, focus on industry automation instruments and sensors
Production Line:
Great System Industry Co. Ltd, located in Shenzhen, Guangdong, China, is a service-oriented company which specialized in sales and maintenance for Automation Products. We long-term stock a lot of imported automation products accessories which are common and popular produced. At the same time, we provide the fastest and most efficient Maintenance Service for all kind of clients. To suitable for the high development of the Internet, We open not only real store, but online shop so that we could help the client save time to find accessories and maintain the machine. Our Company Theory is Fast in accessories supply, most competitive in price, most convenient in Tech Consultation, We do believe could provide the Most efficient and economical service for you! Welcome you all to cooperate with us!
R&D:
Our company has a complete logistics supply system and has established good cooperative relations with many well-known foreign manufacturers. Our company can purchase goods directly from abroad, can provide equipment and spare parts from different countries and manufacturers, solve the trouble you have found in many places or worry about product quality problems, etc., product prices, product details, we sincerely welcome you to inquire or use E-mail inquiry! Our products are widely used in petroleum and natural gas, petroleum refining, paper printing, textile printing and dyeing, machinery, electronics manufacturing, automobile manufacturing, electricity, water conservancy, water treatment/environmental protection, municipal engineering, boiler heating , Energy, transmission and distribution industries.
Our Team:
Our Team — Engineering-Driven, Customer-Focused
Behind every shipment from GSI stands a 30-member team built around one principle: technical competence before commercial promises.
Engineering & Technical Support (12 Members) Our largest team unit. Senior application engineers with 8–20 years of field experience in process automation. They handle instrument selection, system compatibility checks, and pre-sales technical consultation — ensuring you get the right sensor for the right application, not the most expensive one.
Supply Chain & Quality Assurance (8 Members) Dedicated to sourcing, factory audit, order inspection, and logistics coordination. Every shipment undergoes a multi-point QC check — from manufacturer verification to pre-shipment functional testing — before it leaves our warehouse.
International Sales & Account Management (6 Members) Multilingual sales professionals serving customers across 60+ countries. With an average industry tenure of 5+ years, they speak the language of both engineering and business — fluent in English, Chinese, and regional dialects.
Operations & After-Sales (4 Members) Handling everything from export documentation and customs clearance to post-delivery support, warranty claims, and spare parts fulfillment. They keep the promises our sales team makes.
Why Our Team Makes the Difference
Capability
What It Means for You
Direct engineer access
No scripted call centers — talk to someone who understands your process
5+ years avg. industry tenure
We've seen your application before and know the pitfalls
Multilingual service
Seamless communication in English, Mandarin, Cantonese
QC at every stage
Zero defective shipments is our benchmark, not our slogan
24–48h response guarantee
Inquiry → quote → shipping plan within two business days
History:
Our History — 27 Years of Precision & Trust
1998 · Hong Kong Roots Great System Industry (GSI) was founded in Hong Kong with a clear mission: to bridge the gap between world-class instrumentation manufacturers and end-users in Asia's fast-growing industrial sector. The company began as a specialized distributor of process control instruments, focusing on pressure and temperature measurement solutions.
2003 – 2008 · Building the Portfolio Over its first decade, GSI systematically expanded its product lines and brand partnerships. Key milestones included becoming an authorized distributor
pressure transmitters and Yokogawa EJA series — two of the industry's most trusted measurement platforms. This period also saw the company adding flow, level, and analytical instrumentation to its catalog.
2009 – 2014 · Scaling Globally With a proven supply chain and deep technical expertise, GSI shifted its focus toward international markets. Export share climbed rapidly, reaching 60%+ of total revenue. The company established logistics partnerships across Europe, Southeast Asia, and the Middle East, laying the groundwork for its global footprint.
2015 – 2020 · Brand Matrix Expansion GSI entered a high-growth phase, expanding its authorized brand portfolio to 15+ world-class manufacturers including , ABB, VEGA, GE Bently Nevada, Micro Motion, Teledyne, and Endress+Hauser.
The product range now covers the complete spectrum of industrial automation — from PLC modules and safety barriers to valve positioners and gas analyzers.
2021 – Present · 6000+ Customers, One Promise Today, GSI serves over 6,000 customers worldwide with an annual turnover of $7–10 million and an export ratio of 80%–90%. Headquartered in Shenzhen with its original Hong Kong office, the company maintains a 30-member professional team dedicated to technical consultation, quality assurance, and global fulfillment. Our promise remains unchanged: genuine products, responsive service, and engineering-grade precision — every order, every time.
Service:
Our Core Services
1. Industrial Automation Equipment Supply As a one-stop provider of process control instrumentation, GSI sources and delivers premium automation components across the full spectrum of measurement disciplines:
2. Multi-Brand Distribution Authorized distributor and channel partner for 15+ world-class brands including Endress+Hauser,, Yokogawa, , ABB, VEGA, GE, Teledyne, and Micro Motion — ensuring genuine products with full manufacturer warranty.
3. Technical Consultation & Solution Design Our engineering team provides free instrument selection guidance, system compatibility verification, and tailored automation solutions — helping you avoid costly mis-specifications.
4. Global Logistics & Export Service With 80%-90% export ratio, we specialize in international shipping, customs documentation, and delivery to over 60 countries across Europe, North America, Southeast Asia, and the Middle East.
5. After-Sales & Lifecycle Support Comprehensive after-sales service including installation guidance, troubleshooting, spare parts supply, and calibration support throughout the product lifecycle.
