To who may concern,

This is Carol Leung from China, we are supplier of Water purification system, UV sterilizer (filter), diversity type of R.O membrane in Guangzhou. 

We now have all this in stock with very competitive price.

UV light：
23W: as low as $50/set.

R.O membrane:
ULP 4040: $88/unit.

No MOQ require.

If you need any product information for certain model /product, please feel free to send us your inquiry.
Best blessing
Carol Leung