Quest-Tech was founded in 1985 in Singapore and has grown into a global provider of cleanroom equipment, system solutions, and cleanroom services. The company specializes in micro-contamination control and cleanroom technology. Quest-Tech designs and constructs cleanroom facilities, including ACMV/HVAC air purification systems. It supplies high-purity gas analyzers, ultrapure water monitoring instruments, and cleanroom monitoring equipment. The laboratory division provides biological safety cabinets, fume hoods, isolators, and laminar flow workstations, along with turnkey laboratory engineering. As the first NEBB-accredited third-party cleanroom testing company in Asia since 1992, Quest-Tech offers NEBB-compliant testing and validation services. Additional services include pure water analysis, gas pipeline testing, and comprehensive environmental and laboratory analysis. The company has established subsidiaries across Asia, including Quest-Tech (Shanghai) Co., Ltd., with offices in Malaysia, Philippines, Hong Kong, and major Chinese cities like Suzhou, Shenzhen, and Beijing. Backed by a team of highly qualified engineers, Quest-Tech is committed to delivering localized, high-qualit