As Global PFAS Rules Tighten, Dexiong's 100,000-Ton Fluorine-Free Auxiliary Base Lands in Haiyan

While the global textile supply chain is still wrestling with the transition period of PFAS bans, a Chinese auxiliary maker has given its answer with a certificate and a production line. In mid-August, Dexiong Industrial (Zhejiang) Co., Ltd. officially opened its 100,000-ton annual textile dyeing and finishing auxiliary project in Haiyan Economic Development Zone, with a total investment of USD 100 million, covering 40 mu of land, and an expected annual output value of RMB 1 billion at full capacity. This scale is uncommon in the auxiliary segment, and more importantly, the project has clearly defined a technical route from the outset: no fluorinated water repellents will be produced at any stage.

Event Background

PFAS regulation is no longer a trend but a reality. The proposed restriction under EU REACH Annex XVII and the revised Swiss Chemical Ordinance are narrowing the allowable use of per- and polyfluoroalkyl substances. For textile dyeing and printing enterprises, this means the selection logic for water repellents is shifting from performance-first to compliance-first. The parent company of Dexiong Industrial, Guangdong Demei Fine Chemical Group Co., Ltd., achieved revenue of RMB 3 billion in 2025. As a leading fine chemical player in China, its decision to invest in Haiyan is clearly based on a forecast of global regulatory pace.

After production, Dexiong Industrial will complement enterprises such as Sanjiang Siyi, Hengxiang New Materials, and Liansheng New Materials in the Haiyan Economic Development Zone. The significance of this cluster layout is that the coordination distance between auxiliary production and fabric processing is greatly shortened, allowing downstream enterprises to complete sampling, testing, and mass production within a shorter supply chain, reducing delivery delays caused by compliance issues.

Industry Impact

Fluorine-free manufacturing is not a simple raw material replacement but a systematic engineering challenge. Dexiong Industrial has established an isolation standard covering dedicated equipment, raw material control, and turnover of new packaging barrels to prevent cross-contamination of fluorinated substances. This investment implies that the production cost of fluorine-free water repellents is unlikely to drop significantly in the short term, but the compliance risk premium is rising, so buyers need to rebalance unit price against certification costs.

On the opening day, Dexiong Industrial, together with third-party testing and certification body TESTEX, released the world's first 360° PFASTested certificate. This certification integrates three detection dimensions: total fluorine, targeted PFAS, and non-targeted PFAS, providing a complete verification solution for the textile supply chain. The tested product, water repellent DX-5500HS, showed no PFAS detected and meets EU and Swiss environmental standards. For buyers, the value of this certificate lies in its traceability and comprehensive testing, turning 'fluorine-free' from a marketing term into a verifiable technical indicator.

From an industry perspective, this event signals that fluorine-free water repellents are shifting from a differentiated selling point to an entry barrier. For foreign trade enterprises, especially those targeting European markets, products without PFAS test reports will find it increasingly difficult to enter brand procurement lists. Dexiong's model—equipment isolation, raw material control, and third-party certification—may become the standard paradigm for the auxiliary industry, forcing other companies to follow suit.

Practical Recommendations

For Buyers - When evaluating fluorine-free water repellents, require suppliers to provide testing reports covering total fluorine, targeted PFAS, and non-targeted PFAS, rather than relying solely on 'fluorine-free' claims. - Pay attention to the manufacturer's isolation system, such as dedicated equipment and packaging turnover processes, to ensure no cross-contamination. - Prefer suppliers with third-party certifications (e.g., PFASTested) to reduce export compliance risks.

For Foreign Trade Enterprises - For EU and Swiss markets, switch to fluorine-free water repellent solutions early and obtain corresponding test certificates to avoid rejection during order review. - Establish joint sampling mechanisms with auxiliary manufacturers, leveraging R&D and testing resources in industrial clusters like Haiyan to shorten compliance verification cycles. - Monitor PFAS regulatory updates and incorporate compliance costs into pricing models to prevent margin compression due to standard upgrades.