2026 Dragon Boat Festival

Dear Valued Customers,

Please note that the upcoming Dragon Boat Festival is a public holiday in China. To help you plan your purchases, we want to share our warehouse and customer service schedule for the holiday period.

Our fulfillment centers and main offices will be observing the holiday from Friday, June 19 to Sunday, June 21, 2026.

Shipping Delays: Please expect a slight delay of 2–3 business days for tracking updates and dispatching during this window.

Customer Support: Our email support team will be operating on a limited schedule. If you have an urgent inquiry, please drop us a message, and we will get back to you as soon as our team returns.

We appreciate your patience and understanding as our team takes this time to rest and celebrate with their families!

Dragon-Boat-Festival-Suijing Casting Solution

Quick-Disconnect Couplings Casting Types & Procurement Guidelines

by SJ Machinery | Jul 22, 2026 | Knowledge

Quick-disconnect couplings casting is the foundation of reliable fluid connection performance. Proper matching of casting technology, alloy material and shut-off structure directly extends service life and reduces operational safety risks. As demand for leak-free, high-pressure and corrosion-resistant fluid connectors keeps rising, customized precision casting becomes increasingly vital for QDC manufacturers.