Our Products
Standard Portal Steel Industrial Warehouse on-Site Construction
US$25.00-45.00 / Piece
10,000 Pieces (MOQ)
US$20.00-45.00/ Piece
200 Pieces (MOQ)
US$20.00-45.00/ Square Meter
10,000 Square Meters (MOQ)
US$20.00-45.00/ Ton
200 Tons (MOQ)
US$20.00-45.00/ Ton
100 Tons (MOQ)
US$25.00-45.00/ Square Meter
100 Square Meters (MOQ)


About us
COMPANY PROFILE
Headquartered in the High-Tech Development Zone of Jining,Shandong Province,Shandong Shijie Heavy Industry Co.,Ltd. and its sister company,Henan Hengfeng Steel Structure Engineering Co.,Ltd.,operate as a unified manufacturing group under the same ultimate ownership. Globally,we deliver our end-to-end solutions through our dedicated export brand,SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries,we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: an 80,000 m² facility with an annual capacity exceeding 500,000 tons,RMB 120 million in registered capital,and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction,petrochemical facilities,long-distance pressure pipelines,heavy steel structures,pressure vessels,and skid-mounted refueling stations.
Steel Structure Warehouses and Factory Buildings
Portal Steel Structure Prefabricated Steel Structure Warehouses, Factory Buildings and Storage Rooms
US$20.00-45.00 / Piece
10,000 Pieces (MOQ)
Steel Warehouse High-Rise and Large-Span Prefabricated Steel Structure Workshop
US$20.00-45.00 / Piece
10,000 Pieces (MOQ)
Prefab Portal Steel Industrial Warehouse Workshop, Steel Structure Installation, Reinforcement Retrofitting
US$20.00-45.00 / Square Meter
200 Square Meters (MOQ)
Steel Structure Factory and Warehouse with Large-Span Space for Factory Buildings
US$20.00-45.00 / Piece
200 Pieces (MOQ)
Professional Steel Structure Aircraft Hangar Fabrication & Erection
US$20.00-45.00 / Ton
200 Tons (MOQ)
Steel Structure Commercial Office Buildings
Multi-Story Pre-Engineered Framed Steel Structure Prefabricated Steel Structure Hospital Building
US$20.00-45.00 / Piece
10,000 Pieces (MOQ)
Modern Prefab H-Steel Structure Building for Energy-Efficient Green Warehouse
US$20.00-45.00 / Ton
100 Tons (MOQ)
Safety Focused Frame Steel Structure Commercial Shopping Mall Building
US$20.00-45.00 / Ton
200 Tons (MOQ)
Maintenance System & Prefabricated Elevator Shaft Structure High Rise Construction Metal Building System Design
US$20.00-45.00 / Square Meter
200 Square Meters (MOQ)
Prefab Steel Structure Shopping Mall Seismic Resistant Prefab Retail Building
US$20.00-45.00 / Piece
10,000 Pieces (MOQ)
Customized Large Irregular Truss-Shaped Exhibition Hall Dome
US$25.00-45.00 / Square Meter
100 Square Meters (MOQ)
Frame Steel Structure: Construction & Maintenance of Economical Prefabricated High-Rise Hotels
US$20.00-45.00 / Piece
200 Pieces (MOQ)
Public Venue buildings
Steel Structure Truss for Multi Function Gymnasium & Stadium Roof Prefabricated Steel Building
US$25.00-45.00 / Ton
100 Tons (MOQ)
Steel Truss Stadium Roof Structure for Large Span Sports Facilities Customize Steel Structure Gymnasium
US$25.00-45.00 / Ton
100 Tons (MOQ)
Steel Truss Structures Suitable for Stadiums Exhibition Centers and Museums
US$20.00-45.00 / Square Meter
100 Square Meters (MOQ)
Sports Venue Stand Steel Truss Building Structure
US$25.00-45.00 / Square Meter
100 Square Meters (MOQ)
Steel Truss Prefabricated Steel Roof Truss for Public Steel Structure Buildings
US$25.00-45.00 / Ton
100 Tons (MOQ)
Steel Truss Wide Span Earthquake-Resistant Steel Truss for Lightweight Stadium Roof
US$25.00-45.00 / Square Meter
100 Square Meters (MOQ)
Prefabricated Bolted Spherical Grid Frame Buildings
Large-Span Grid Frame Canopies, Airport Canopies, Prefabricated Steel Buildings
US$20.00-45.00 / Square Meter
100 Square Meters (MOQ)
COMPANY PROFILE
Headquartered in the High-Tech Development Zone of Jining, Shandong Province, Shandong Shijie Heavy Industry Co., Ltd. And its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as a unified manufacturing group under the same ultimate ownership. Globally, we deliver our end-to-end solutions through our dedicated export brand, SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: An 80, 000 m² facility with an annual capacity exceeding 500, 000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: An 80, 000 m² facility with an annual capacity exceeding 500, 000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
Authentication
Business Type:
Manufacturer/Factory & Trading Company
Year of Establishment:
2019-03-22
Management System Certification:
ISO9001:2015, ISO45001:2018, ISO14001
Address:
Inside The 11th Inoustrial Park, Huangtun Subdistrict, High-Tech District, Jining, Shandong, China
Production Machines:
Pipe cutting machine, Space frame welding machine, Plasma cutting machine, Shaping machine, Steel structure welding machine, Shot blasting machine, Painting room, Rolling machine
Solutions
OEM/ODM
Factory Tour











