PVC Valve FAQ

Founded in 2009 and located in Tianjin, China, we are a professional manufacturer and exporter focusing on the R&D, production and sales of plastic valves and pipe fittings. We integrate independent production, scientific research and foreign trade sales, with a mature industrial chain and rich overseas market operation experience, serving customers all over the world.

Our core business covers plastic technology development, consultation and transfer; professional production and wholesale of plastic valves, pipe fittings, hardware accessories and building plumbing materials; we also support independent import and export of goods and technology, providing one-stop procurement solutions for global industrial and engineering customers.

Our products are sold to more than 30 countries and regions worldwide, covering North America, South America, Western Europe, Eastern Europe, Southeast Asia, South Asia, the Middle East, Africa and other major markets. We have long-term stable cooperative customers in various regions and rich experience in international trade and cross-border delivery.

We mainly produce four major series with more than 50 types of plastic valve and pipe fitting products. The core products include PVC-U, PVC-C, FR-PP, PP-R butterfly valves, PVC-U ball valves, check valves, bottom valves, as well as HDPE pipe fittings, PVC flanges, PVC unions and other supporting accessories. Our annual production capacity reaches 600,000 sets of valves, with complete product specifications.

Our core plastic valve products fully comply with international mainstream standards, including European DIN standard, American standard and Japanese JIS standard. All products strictly follow standardized production, and the whole production process is in line with ISO quality management system requirements, ensuring universal adaptability for global engineering projects.

Our plastic valve and pipe fitting products are widely used in chemical industry, agricultural irrigation, construction and decoration, water supply and drainage engineering, industrial equipment supporting, food processing and other fields. The products feature corrosion resistance, high temperature resistance, wear resistance and stable sealing performance, suitable for various complex working conditions.

Yes. We have advanced production equipment and mature molding technology, which can support the production of large-size plastic valves and pipe fittings. We can customize products of different sizes and specifications according to customers' engineering and usage needs to meet personalized project matching requirements.

Yes, we provide full-range customized services. We can adjust product materials, specifications, sealing forms, connection modes (flange, socket, thread, etc.) according to customer drawings, samples and actual working condition requirements. Meanwhile, we support OEM/ODM cooperation, including custom logo, packaging and private mold development to meet customers' brand and market differentiation needs.

For conventional customized products with standard molds, the delivery cycle is 7-15 working days; for special-sized products requiring new mold opening, the cycle is 15-25 working days. We support flexible MOQ settings, with small orders acceptable for conventional products, and we will provide exclusive quotation and cycle plan according to customized demands.

We support flexible international payment methods, including T/T, L/C at sight and other mainstream cross-border payment methods. For long-term cooperative customers, we can negotiate favorable payment terms to ensure safe and convenient transaction cooperation for both parties.

Conventional in-stock products can be delivered within 3-7 working days after receiving the deposit. Mass-produced standard products take 10-15 working days, and customized products will be delivered as per the confirmed production cycle. We will strictly follow the contract delivery time and synchronize the production progress with customers in real time.

Yes, we provide free sample services for most standard products, customers only need to bear the freight cost. For special customized samples, we will charge a reasonable sample fee which can be deducted from the subsequent bulk order payment.

Our company organizes production in accordance with ISO 9001 quality management system requirements. All products undergo strict raw material inspection, in-process production monitoring and finished product testing. We provide qualified product inspection reports to ensure that every batch of products meets international quality standards.

We have a complete quality control system: first, select high-quality raw materials from regular suppliers; second, implement full-process monitoring in production with standardized operating procedures; finally, conduct 100% inspection on product sealing, pressure resistance and appearance before delivery to eliminate unqualified products from leaving the factory.

Products are packed with standard export cartons or wooden cases, with shockproof and compression-resistant protection to avoid damage during long-distance transportation. We support sea freight, air freight, international express and other logistics methods, and can provide door-to-door delivery services according to customer needs, with complete export documents.

We provide long-term after-sales warranty service for all products. For quality problems caused by production process within the warranty period, we support free replacement and after-sales maintenance. Our professional international customer service team responds to customer inquiries within 24 hours, solving product installation, use and after-sales problems efficiently.

You can contact us via the following methods: Mobile/WeChat/WhatsApp: +8613333376105 Email: pvcvalve@hotmail.com, plasticfittings@hotmail.com, kingso@runke-plastic.com. We provide one-stop services of consultation, quotation, customization, production and after-sales for global customers.