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Contract Manufacturing


fine imageLianhetech Seal Sands is a leading European contract manufacturer of high quality fine chemicals for use in the Crop Protection, Pharmaceutical and Performance chemicals markets.

We have over 40 years experience understanding our customers needs..

  • We are a safe home for your valuable intellectual property
  • We are transparent and open with our customers
  • There is extensive technical expertise on site 
  • We handle extremely hazardous materials and reactions 
  • Our site has good transport links and is convenient to visit
  • We have developed our own smart IT systems which match our business requirements perfectly
  • We are focused on custom manufacture, from custom synthesis to toll manufacture, and all points in between

We operate a Quality System from ISO 9001 to cGMP which has been audited by UK MHRA in 2022. We are ISO 14001 and 45001 certified. 

ISO Cert 45001
ISO Cert 9001
ISO Cert 14001