SENG HIN CHEMICAL & MANUFACTURING PTE LTD :: ABOUT US Our Services       Our Products Seng Hin Chemical & Manufacturing Pte Ltd was founded in 1977 in response to the increasing demand for superior quality ammonia based products in Singapore. Since then, Seng Hin has expanded rapidly and became a one-stop custom manufacturing supplier of chemicals especially in ammonia based chemicals. Seng Hin's commercial success is visible in the diversity of our clients: Our ammonia-based chemicals are used widely in the semiconductor industry, pharmaceutical, chemical and water treatment plants, oil fields, and refrigeration, among others. Seng Hin was awarded ISO9002 Certification from DNV for quality, system and services. © Copyright 2002 PRIDE-CHEM INDUSTRIES PTE LTD