EGULATORY SERVICES INTERNATIONAL LIMITED (RSI) is a professional consulting firm under the CALNY Ventures holding company.

RSI focuses on regulatory compliance for new and existing chemical substances, with deep expertise in China New Chemical Substances Notification (China NCSN) and EU REACH. Since its founding, RSI’s Board has positioned the international market as the primary focus for growth. RSI has established cooperative relationships with leading enterprises worldwide and supports clients from early regulatory strategy through market access and post-marketing obligations.

What we do

Regulatory consulting & strategy: Regulatory pathway assessment, substance classification, data gap analysis, and compliance roadmaps for China NCSN and EU REACH (and related regimes).

Dossier preparation & submission: Technical dossier compilation, IUCLID/REACH registrations, China NCSN notifications (regular/simplified), and authority liaison.

Inspection & testing coordination: Study design and management with accredited laboratories (toxicology, ecotoxicology, physicochemical properties, environmental fate), GLP oversight, and data quality review.

Compliance solutions: Supply-chain and SDS/labeling compliance, Only Representative (OR) support under REACH, annual reporting, and ongoing portfolio maintenance.

Who we serve

Multinational companies in pharmaceuticals, industrial and specialty chemicals, crop protection/pesticides, and veterinary medicines, as well as adjacent sectors requiring chemical compliance for global trade.

Why RSI

Specialization where it matters: Proven track record in China NCSN and EU REACH, two of the most demanding chemical regimes.

End-to-end execution: From feasibility and testing through dossiers, submissions, and post-approval obligations.

Global orientation: International client base with longstanding partnerships and reliable local execution.

RSI is a venture of CALNY Ventures!