Certifications
CE (LVD) compliance, registered trademarks and granted invention / design patents — the documented foundation behind every HENGCHUN switch and socket.
Four Pillars of Compliance
CE (LVD) for market access, registered trademarks for brand protection, and Chinese national patents for our extension-socket designs.
CE (LVD) Verified
Low Voltage Directive compliance for our wall switches and sockets — required for the European and Eastern European markets.
Trademark Registration
Registered marks include WISACE, РОС СВЕТ and BESLA — owned by our founder Sun Changchun.
Utility Patent
Granted utility model patent for the portable socket — ZL 2011 2 0353629.6.
Design Patent
Granted design patent for the portable socket (Type A) — ZL 2011 3 0331906.1.
Original Certificates & Patents
Scans of the original certificates on file. We can provide higher-resolution copies to verified buyers on request.
Compliance Is Built Into Every Carton
Certifications are only the starting point. On the line, we back them up with material control, in-process inspection and final random checks.
- Flame-retardant insulating PC material for faces and bodies
- CE (LVD) compliance for electrical safety
- Trademark-protected HENGCHUN / WISACE / 大风春 lines
- In-house patents on portable socket design
- QC checks from incoming material to packing
Need Compliance Documents for Your Market?
Tell us your destination market — we will share the relevant certificates and test reports, and support your customs and tender files.