Dong chen Reverse osmosis water equipment

12/05/2026

27/04/2026

Afraid of buying machinery from China because you can't find spare parts
We understand your pain! When you buy our 250L/H or 500L/H Sachet Water Production Line, we include a 1-Year Essential Spare Parts Kit FREE (Heating tubes, UV lamps, filters, and sealing tapes). Plus, we provide step-by-step video installation guides! You are never left alone.

27/04/2026

Are you spending too much on buying drinking water for your students? Or worried about typhoid from bad borehole water?：Install our 500L/H RO Water System in your school!
1️⃣ Provide 100% safe, purified water to keep students healthy.
2️⃣ Use the attached Sachet Machine to pack extra water and sell it to the local community for profit!
It’s a win-win investment for any private school.

【呼吁】：Contact us to get a special quotation for educational institutions. 🎓

27/04/2026

Want to start a profitable business but worried about high investment and slow returns?People need clean water every single day. With our 250L/H or 500L/H RO Water Purifier + Sachet Packing Machine Combo, you are not just buying a machine; you are buying a cash-generating system!
✔️ Low initial investment
✔️ Fast daily cash flow
✔️ Produces safe, high-quality "Pure Water" sachets instantly

【呼吁】：Message us now for the Factory-Direct Price and ROI calculation! 📩

26/04/2026

Buying off-the-shelf RO machines for complex industrial or highly polluted water is a recipe for disaster. One size does NOT fit all.

You need a tailored solution. Because we own the molds and production lines, we offer full OEM/ODM customization. Tell us your water test report, and our engineers will design a system specifically for your local water conditions—at a factory-direct price.

26/04/2026

Government bids, school borehole projects, and hospitals don't accept "good enough." If your RO system fails the water quality test or lacks international certifications, you lose the contract and your reputation.

Don't take the risk. Our RO water treatment systems are fully certified by ISO, CE, and NSF. We provide the complete certification package you need to win tenders and guarantee 100% safe, purified water.