Xuchang Chengrui Insulation Materials Co., Ltd.

How Chengrui Powered Ahmad’s Electrical Revival in Malaysia‌

Ahmad Farid, a third-generation owner of a transformer manufacturing plant in Johor Bahru, Malaysia, faced a crisis threatening his family’s 40-year legacy. His company, Suria Elektrik, had long supplied insulation paper-wound transformers to palm oil mills and solar farms across Southeast Asia. But in 2023, Malaysia’s record-breaking heatwaves caused multiple transformer failures traced to melted insulation paper from his local supplier. Desperate to avoid reputational damage, Ahmad sought alternatives—only to find European materials tripled his costs, while regional competitors couldn’t meet IEC 60641 standards.

The breaking point came when a key client in Sabah canceled a 2-million-ringgit order after insulation degradation caused a transformer fire. Ahmad’s engineers warned that standard materials couldn’t withstand Malaysia’s rising ambient temperatures, now averaging 35°C with 85%. humidity. Time was critical: Suria Elektrik’s production lines sat idle for weeks, awaiting viable solutions.

Ahmad discovered ChengRui through a LinkedIn post by a Vietnamese solar farm operator praising their thermal-resistant insulation paper. Skeptical but out of options, he emailed ChengRui’s technical team at 8:15 PM Malaysian time. By 9:00 PM, Chengrui Senior Engineer team had initiated a video call, analyzing Suria’s failed samples under a digital microscope. ChengRui’s diagnosis was precise: the existing paper’s binder resin had low glass transition temperature, causing delamination in humidity.

Within 48 hours, ChengRui airmailed three customized prototypes:

1.  Aramid-reinforced paper with Tg 210°C (vs. local suppliers’ 150°C)

2.  Hybrid cellulose-nanofiber sheets for 30%. better moisture dispersion

3.  Pre-impregnated rolls compatible with Suria’s vintage winding machines

But ChengRui’s real differentiation emerged during testing. When Ahmad’s team struggled to replicate field conditions, ChengRui engineers flew to Johor Bahru, setting up a portable climate chamber mimicking East Malaysia’s microclimates. They even retrained Suria’s staff on humidity-controlled storage—a previously overlooked factor.

The partnership saved Suria Elektrik’s contract pipeline. ChengRui’s insulation paper extended transformer lifespan from 8 to 15 years in tropical conditions, slashing warranty claims by 67%. “They didn’t just sell materials; they fixed our entire process,” Ahmad notes. Today, 80%. of Suria’s insulation paper comes from ChengRui, with emergency orders delivered via ChengRui’s warehouse in 72 hours.

For Malaysian manufacturers balancing cost and climate resilience, ChengRui proves innovation isn’t about geography, it’s about partnership depth.

‌Why Choose Chengrui‌

When your insulation project failed during peak humidity, Chengrui engineers will reduce your downtime and cost in the shortest time. We don’t troubleshoot problems, we solve them to make your work more smooth.