Product · PVPeW 2026

300X Slow-Closing Check Valve

Category: Valves
Exhibitor: Zhejiang Jingcheng Valve Group Co., Ltd. · Booth B218-219 (Hall B)

Description

The 300X slow-closing check valve is used in the water supply networks of high-rise buildings and living areas.

Technical Parameters

Model: 300X

PVPeW 2026 · The 8th China Valve City · Longwan International Valve Exhibition · Archive of past editions · Wenzhou, China · All product categories

Wenzhou International Pump, Valve & Pipeline Exhibition — PVPeW 2027PVPeW 2027 comprises two parallel trade exhibitions in Wenzhou, Zhejiang, China:1. Wenzhou Longwan ExpoOfficial name: The 9th China Valve City · Longwan International Valve ExhibitionDates: March 12-14, 2027 (three days)Venue: Wenzhou Olympic Sports Convention and Exhibition Center, Wenzhou, Zhejiang, China2. Wenzhou Yongjia ExpoOfficial name: The 22nd Wenzhou International Pump, Valve & Pipeline ExhibitionDates: May 21-23, 2027 (three days)Venue: Wenzhou Yongjia Pump & Valve Expo Center, Oubei Street, Yongjia County, Wenzhou, Zhejiang, ChinaScale of the previous Wenzhou Yongjia Expo edition (2026 actuals)30,000 sqm exhibition area · 600+ exhibitors · 30,000+ trade visitors · 30+ countries and regionsProduct categories on display

Valves & Accessories: ball, gate, butterfly, globe, check, control, safety, solenoid and needle valves

Pumps: centrifugal, magnetic drive, screw, diaphragm, sewage, fire, vacuum and metering pumps

Actuators: electric and pneumatic actuators, valve positioners, control systems

Pipes & Fittings: seamless and welded pipe, flanges, elbows, tees, compensators

Seals & Materials: mechanical seals, packing, gaskets, O-rings, fasteners

Smart Equipment: smart instruments, IoT monitoring, digital pump stations

Services for international visitors

Free online visitor registration and e-badge

Visa invitation letter on request

Business matching with exhibitors before and during the show

Free interpretation support during matchmaking sessions

Transport, hotel and travel guidance (see /#/travel)

Frequently asked questions

When and where is PVPeW 2027 held?

PVPeW 2027 comprises two parallel exhibitions. The Yongjia edition runs May 21-23, 2027 at the Wenzhou Yongjia Pump & Valve Expo Center, Oubei, Yongjia County, Wenzhou; the Longwan edition runs March 12-14, 2027 at the Wenzhou International Convention & Exhibition Center, Wenzhou.

Is visitor registration free?

Yes — registration is free for trade buyers. Register online in advance to receive an e-badge and fast-track on-site collection.

Do I need a visa, and can I get an invitation letter?

Most international visitors need a visa to enter China. After registering you can request an official visa invitation letter; submit your passport information page at least six weeks before the show.

Can I book meetings with exhibitors before the show?

Yes — submit your sourcing requirements through the business matching service and the committee will arrange one-to-one meetings. Free interpretation is provided.

How do I book a booth, or become an exhibitor?

Submit an exhibitor application through the Exhibitors section, or contact the committee directly. A sales manager replies within one business day.

Is there an entry fee or age restriction?

There is no entry fee — PVPeW is a B2B trade exhibition and admission is restricted to visitors aged 18 and over.

See all frequently asked questionsContactHotline: WhatsApp：+86 18006682337 WhatsApp：+86 18958741615 | Email: Lily@valve-expo.com; Daisy@valve-expo.comOrganizing Committee office: Oubei, Yongjia County, Wenzhou, Zhejiang, ChinaPlease enable JavaScript for the full experience, including online visitor registration, booth booking and business matching.