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See DetailsIndonesia's Industrial Boom & The Critical Need for DX51D Galvanized Steel
Indonesia is currently undergoing a monumental industrial transformation. Driven by massive national infrastructure programs, the relocation of the federal capital to Nusantara (IKN) in East Kalimantan, and a surging automotive and manufacturing sector, the archipelago requires highly durable and corrosion-resistant construction materials. The tropical maritime climate of Indonesia, characterized by high humidity levels and coastal salinity, accelerates the degradation of standard metals. This makes DX51D Galvanized Steel a crucial asset across the country's diverse building and engineering projects.
As a leading supplier, ZZ Group supplies high-quality DX51D zinc-coated steel coils and sheets that comply with international standards (EN 10346). The DX51D designation specifies bending and profiling quality steel, offering optimal flexibility for local roll-formers who manufacture corrugated roofing sheets, structural purlins, and wall cladding panels. Our factories integrate state-of-the-art hot-dip galvanization processes to ensure uniform zinc coatings (ranging from Z100 to Z275) that stand the test of time under the harsh Indonesian sun and monsoon rains.
Current Market Trends & Future Outlook of GI Steel in Southeast Asia
The steel manufacturing landscape in Southeast Asia is rapidly evolving. Indonesia's domestic steel consumption is projected to grow consistently, driven by infrastructure, warehousing developments, and the expansion of the green energy sector. In particular, the installation of large-scale solar farms across West Java and Sumatra has generated a massive demand for galvanized profiles and solar brackets. These solar mounting structures rely heavily on DX51D galvanized steel with thick zinc coatings or advanced Zinc-Aluminum-Magnesium (ZM) alloy coatings to guarantee a 25-year operational lifespan.
Furthermore, the Indonesian government’s focus on the local content requirement (TKDN) has encouraged foreign manufacturers to partner with local distributors and supply chains. ZZ Group bridges this gap by offering customized processing services, including precision slitting, cut-to-length sheets, and structural steel fabrication. Our logistical network ensures seamless delivery to major ports such as Tanjung Priok (Jakarta) and Tanjung Perak (Surabaya), supporting local manufacturers with a reliable, high-capacity supply of premium steel coils.
Executive Vision
President's Speech & General Manager's Message
ZZ Group (short for Zhanzhi Group)
Since its establishment, based on the steel service industry, with a pragmatic attitude and steady pace, it has gradually completed the transformation from a traditional steel merchant to a steel supply chain service provider. I would like to express my heartfelt thanks to the new and old customers who have always supported ZZ Group and colleagues who have been silently dedicated to ZZ Group!
In the current environment of the steel industry, ZZ Group continues to adhere to its main business, adheres to the business philosophy of "integrity pragmatism, innovation, and win-win", and adheres to the work of "grasp the atmosphere, have ideas, summarize, attach importance to people, and have no doubts" Policy, pay close attention to internal management, establish a style of dedication, diligence, hard work, and dedication; advocate innovation consciousness, emancipate the mind, and make bold innovations; develop a good habit of summarizing and make continuous progress in summarizing attach importance to talents We strive to find talents with consistent values to join ZZ Group, pay attention to the learning and training of employees, and promote the growth of employees at the same time, in this era of meager profits, we should recognize the situation, seize opportunities, and accumulate solidly and bit by bit. ZZ Group puts the customer's needs in the first place, and meets the customer's greatest needs as the starting point of service work.
ZZ Group adheres to the concept of creating value through service, vigorously promotes employee growth and business innovation. ZZ Group will further transform into deep processing, strive to become a parts manufacturer in various industries, and leap to a better tomorrow. We will look forward to more people looking forward to the future of ZZ Group, and the future of ZZ Group is willing to have a long-term ambition with the majority of friends.
Our Journey
Brief History of Our Expansion
Segment customers, improve terminal quality. Increase technical services, promote service specialization, promote industrial extension and business upgrading.
Deepen the transformation, train and enroll top-tier talents, and promote professional customer service to a strategic height.
Stick to main-business, focus on services, delve into steel processing, and seek global supply chain transformation.
Headquartered in Shanghai. Transitioned from regional to transregional markets, establishing our proprietary Steel Trade-Process-Distribution system.
March into North-west China market, serving as primary agents for major steel mills and breaking through intense competition.
Steel scraps, recyclable steel materials that mainly applied in the Automobile industry.
Production Facilities
Factory Environment & Advanced Processing Services
Advanced Business Model & Processing Capabilities
There are 6 warehousing and processing centers distributed across the country (with 2 additional processing plants in preparation), equipped with a total of 30 automatic cold and hot rolling and shearing production lines of first-line brands. Our processing capabilities cover hot-rolled plain plate, hot-rolled ultra-high strength, pickling high-strength, cold-rolled plain plate, coating, stainless steel, and specialty galvanized products.
- One production line for surface pretreatment of plates and profiles
- 2 sets of hydraulic embossing equipment
- 2 sets of precision automatic shearing machines
- Double-sided lamination of cold-rolled, coated, and stainless steel products
- Customized high-strength hot-rolled leveling technology (bending does not crack, cutting does not deform)
Target Markets
Industrial Application Scenarios in Indonesia & Globally
Engineering Construction
Definition: Infrastructure including real estate, energy infrastructure, housing construction and structure, construction of roads, bridges and tunnels, industrial plants, equipment installation engineering (including infrastructure engineering, urban construction engineering, industrial engineering, installation engineering, steel structure processing, etc.).
Grades: Weathering Steel Series Q355NQ, Q420GNQ / Wear Resistant Steel Series NM450, HARPOX450 / Hot Rolled Coil Series Q460C / Hot Rolled Structural Steel Series QSTE550TM, HR360LA / Flower Galvanized Series DX51D+Z(ZF) / Bridge Steel Series Q420qD / Acid Resistant Steel series 09CrCuSb.
Real Estate & Infrastructure
Definition: Refers to the steel industry related to real estate (including door and window manufacturing, bridge frame, ventilation duct, civil air defense engineering, fire protection engineering, water-stop steel plate, curtain wall accessories, etc.).
Grades & Products: Ordinary hot-rolled coil series Q215A, Q235B, Q275C / low alloy series Q355C / section steel series, I-beam, angle steel, channel steel Q215B, Q235B, Q275B, 10#~70# steel / hot-dip galvanized series DX51D+Z / Galvalume series DX51D+AZ / Gaojian Steel series Q355GJB-Z15 / Hot dip galvanized and Galvalume structural steel series S550GD+Z, S350GD+AZ.
Key items: Steel angle bar; hot dipped galvanized steel coil with spangle; steel structure.
Automobile & Transportation
Definition: Passenger cars, commercial vehicles, and automotive chassis assemblies.
Grades: Beam Steel Series 700L, 610L / Pickling Automotive Structural Steel Series SAPH440, SPFH590, S500MC, ST52-2, QSTE550TM / Hot Formed Steel Series BR1500HS / Cold Rolled Mild Steel Series DC01, DC03, SPCC, BLC / Cold Rolled Automotive Structural Steel Series HC380LA, SPFC590, HC380/590DP, HC420/780HE/Advanced Steel DP, MS, TR, CP, HE, QP.
Key items: Cold rolled automobile structural steel; hot rolled automobile frame steel; commercial automobile frame steel.
Household Appliances
Definition: Major appliances, small appliances, kitchen appliances, bathroom appliances, digital appliances, and the laptop manufacturing industry.
Grades: Cold-rolled low carbon steel series DC01, SPCC, ST12 / zinc-aluminum-magnesium series DC51D+ZM, SCS400 / galvanized series DC53D+Z / galvanized series DC51D+AZ / zinc-iron alloy series DC52D+ZF / electro-galvanized series SECC, DC03+ZE.
Key items: Cold rolled steel coil; galvalume steel coil; photovoltaic support bracket.
Marine Engineering & Shipbuilding
Definition: Activities and fixed facilities in rivers, lakes, and seas (including shipyards, ship supporting facilities, marine engineering, and drilling platforms).
Classification Society Certifications: China Classification Society CCS, Bureau Veritas BV, American Bureau of Shipping ABS, British Bureau of Shipping LR, Det Norske Veritas DNV, Germanischer Lloyd GL, Italian Bureau of Shipping RINA, Japan Maritime Association NK, Korea Classification Society KR.
Grades: CCSA, CCS-A36, BVA, AH32, AB/A, AB/AH36, NVA, NVA32, GLB, GL-A36, AH36, KA/KB/KD, KA32/KB36, A/B/C, AH32/AH36.
Mechanical Equipment
Definition: Equipment that helps reduce labor intensity and improve production efficiency (construction machinery, petrochemical general machinery, electrical equipment, measuring and weighing instruments, hoisting machinery, environmental protection machinery, etc.).
Grades: Hot rolled structural steel plate series Q235B, Q355D, ST37-3, SPHC / round steel series 40Cr, 50CrVA, QSTE420TM, 10#~70# steel, 65Mn, ML15AL.
Key items: Structural steel coil; alloy steel round bar; medium steel plate.
Metal Products & Manufacturing
Definition: Metal product manufacturing, metal tool manufacturing, metal packaging container manufacturing, stainless steel daily products (furniture, metal shelves, sports equipment, storage tanks, electrical control cabinets, molds, etc.).
Grades: Cold Rolled Coil Series DC01, SPCE, BLD / Galvanized Series DC53D+Z / Galvalume Series DX51D+AZ / Zinc Aluminum Magnesium Series DC51D+ZM, SCS400 / Stainless Steel Series 201, 304, 316L, 430.
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