Yihao Sanwei deploys 200 ZRapid Tech SLA and 30 metal 3D printers, becoming a 'super service provider
Service
Originally reported by 南极熊3D打印网
Tianjin-based Yihao Sanwei Technology, a 3D printing service bureau founded in 2016, has scaled its production capacity to 200 ZRapid Tech iSLA stereolithography machines and 30 iSLM metal powder bed fusion printers, according to a June 2026 company announcement. The company reports cumulative delivery of 10 million parts to over 100,000 customers across aerospace, robotics, automotive, medical, and consumer goods verticals, and has become a qualified supplier to Tesla. Founder Li stated that the entire fleet is sourced from a single vendor, ZRapid Tech, to simplify maintenance and process consistency across both polymer and metal lines.
This deployment illustrates the maturation of the Chinese AM service bureau model, where scale and vendor consolidation are replacing multi-brand experimentation. Yihao Sanwei's 200-unit SLA line is among the largest single-site polymer photopolymerization fleets disclosed globally, and its 30-machine metal LPBF line positions it to serve production runs for automotive and aerospace clients. The move fits the broader Chinese localization arc: ZRapid Tech, a Suzhou-based OEM with over 5,800 cumulative installations, provides the hardware backbone, while Yihao Sanwei captures downstream service revenue. The economics favor single-vendor sourcing when uptime and process repeatability are critical, though the strategy also creates dependency on ZRapid Tech's service network and future upgrade path.
For service bureaus evaluating fleet strategy, Yihao Sanwei's approach validates that vendor consolidation can reduce operational friction at scale, but the model requires confidence in the OEM's long-term support and technology roadmap. The real test will be whether the 30 metal LPBF units can maintain the part-to-part consistency needed for automotive production qualification, not just prototyping volume. Competitors should note that this scale of polymer SLA capacity is now a baseline, not a differentiator, in the Chinese market.
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