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Indonesia, Southeast Asia's largest economy with a population exceeding 280 million, is undergoing a historic energy transformation. The government's ambitious electrification targets, rapid industrial expansion, and Belt & Road Initiative-linked infrastructure investments are driving unprecedented demand for reliable, high-quality oil-immersed power transformers across the archipelago.
Indonesia's State Electricity Company (PLN) is expanding grid infrastructure to reach 100% electrification across 17,000+ islands. Oil-immersed transformers are the backbone of this massive rural and urban grid extension programme, with tens of thousands of units required annually.
Special Economic Zones (KEK) and industrial estates in Java, Sulawesi, Kalimantan, and Sumatra are attracting billions in FDI. Nickel smelters, EV battery factories, cement plants, and palm oil mills all rely on high-capacity oil-immersed transformers for stable power distribution.
Indonesia's high humidity, tropical heat, and coastal salt-air environments demand transformers with superior insulation, corrosion-resistant tanks, and robust cooling systems. Our oil-immersed transformers are engineered to perform reliably in these challenging tropical conditions.
The National Strategic Projects (PSN) programme — covering toll roads, airports, ports, and new capital city Nusantara — requires massive power infrastructure deployment. Oil-immersed transformers are critical for construction site power, permanent substation installations, and urban distribution networks.
Indonesia targets 23% renewable energy by 2025 and 44% by 2050. Solar farms, geothermal plants, and wind projects across Sumatra, Java, and eastern islands require step-up and step-down oil-immersed transformers to connect generation assets to the national grid.
Jakarta, Surabaya, Medan, and Makassar are experiencing rapid commercial and residential development. High-rise buildings, shopping malls, hospitals, and data centres require reliable distribution transformers — oil-immersed units remain the preferred choice for their proven durability and cost-efficiency.
Indonesian utilities are increasingly requiring transformers equipped with IoT-enabled sensors for real-time temperature, oil level, and load monitoring. Our oil-immersed transformers can be integrated with SCADA systems to support PLN's smart grid modernisation roadmap.
Regulatory pressure is pushing the adoption of biodegradable and low-toxicity transformer oils in environmentally sensitive areas such as Kalimantan's forests and coastal marine zones. We supply transformers compatible with both mineral oil and eco-friendly ester fluid options.
With limited land in urban Java and remote island installations, demand is growing for compact prefabricated substations incorporating oil-immersed transformers. These plug-and-play solutions reduce installation time and are ideal for Indonesia's dispersed island geography.
As Indonesia's industrial base grows, demand is shifting toward higher voltage class transformers (66kV, 150kV, and 500kV) for backbone transmission infrastructure. Our supply chain covers the full voltage spectrum from distribution to extra-high voltage transmission transformers.
Indonesia's TKDN (Tingkat Komponen Dalam Negeri) policy requires a minimum local content percentage in government procurement. We work with local Indonesian partners to ensure compliance while maintaining the quality and cost advantages of China's electrical manufacturing ecosystem.
Indonesia's National Standard (SNI) certification is mandatory for electrical equipment sold in the country. Our products are supplied with full documentation support and can be certified to SNI, IEC, and other international standards required by Indonesian buyers and project owners.
Yueqing Suian Electric Co., Ltd. is a wholly state-owned trading company controlled by Yueqing Liushi Urban and Rural Construction Investment Co., Ltd., with a registered capital of 10 million yuan. It has been deeply involved in the field of electrical product trading. With its solid state-owned background, rich experience in serving central enterprises, and the leading electrical industry ecosystem and location empowerment in China, it is committed to pioneering a new pattern of global electrical trade with the responsibility of a state-owned enterprise, becoming a core partner of the electrical supply chain trusted by global customers, and providing high-standard and reliable electrical products and solutions for overseas markets.
Liushi Town, known as "Zhejiang's No. 1 Industrial Strong Town," achieved a total industrial output value of 106.76 billion yuan in 2024, exceeding 100 billion yuan for two consecutive years and firmly ranking first in Zhejiang Province among the top 1,000 towns in China in terms of comprehensive strength. As a wholly state-owned enterprise, the company, backed by the state-owned capital of the Liushi Town Government, naturally possesses core advantages such as strong financial strength, compliant operation, and strong risk resistance. The company has accumulated extensive cooperative experience in the domestic market, successfully serving numerous leading central enterprises, including China Construction Eighth Engineering Bureau, China Construction Science & Industry Group Co., Ltd., China Construction Second Engineering Bureau, and Sinopec.
Based in Liushi, Yueqing, known as the "Electrical Capital of China" and the "Export Base of Low-Voltage Electrical Appliances in China," the company focuses on core trade in the electrical field. Boasting unparalleled supply chain advantages, it mainly deals in over 200 series and 25,000 models of products, including transformers, high and low voltage electrical equipment, complete sets of electrical equipment, wires and cables, and new energy electrical products.
Adhering to the core principles of "integrity as the foundation, compliance as the basis, and win-win cooperation as the way," Yueqing Sui'an Electric Co., Ltd. builds a solid foundation for cooperation with the credibility of a state-owned enterprise, ensures product quality with the service experience of a central enterprise, empowers global competitiveness with the advantages of industrial clusters, and connects overseas markets with professional services.
Backed by government capital support from Liushi Town People's Government, we possess robust financial strength, standardized compliant operations, and strong risk resilience capabilities that ensure business stability and reliability.
Extensive collaboration with industry-leading central state-owned enterprises including China Construction Eighth Engineering Division, China State Construction Engineering Corporation, and Sinopec, demonstrating our capability to meet the most stringent quality standards.
Direct access to over 25,000 product models across 200+ series through our strategic position in China's electrical industry hub, ensuring diverse product selection, competitive pricing, and reliable supply continuity.
Products and services meet international standards and certifications, making us ideally positioned for Belt and Road Initiative projects and overseas infrastructure development requiring reliable electrical solutions.
