Changchun LESSO Industrial Co., Ltd. is a wholly-owned subsidiary managed by LESSO Group. The facility spans over 300 acres and features standardized equipment production workshops, advanced product R&D and testing centers, modern office buildings, a well-equipped staff canteen, dormitories, and recreational facilities.

Currently, the company primarily manufactures products in two main categories: plastic pipes and plastic profiles. These include PE water and drainage pipe, PP-R water pipes, HDPE double-wall corrugated pipes, PE steel belt reinforced spiral corrugated pipes, PVC water and drainage pipes, PE-RT underfloor heating pipes, flame-retardant insulated PVC conduits & trunking and fittings, casement door & window profiles, and sliding door & window profiles.