女人与公驹交酡全过程,亚洲AV无码AV制服丝袜在线,侵犯小太正bl浴室,人妻少妇精品视频一区二区三区

Hotline:18857165617 Ms. Yang
Popular: Thermal desorption instrumentation ,Headspace sampler Purge and trapExtraction and distillationAtmospheric preconcentratorGas sampler and dynamic dilutor

Recommended products

Thermal desorption instrumentation ,Headspace sampler ,Purge and trap,Extraction and distillation,Atmospheric preconcentrator,Gas sampler and dynamic dilutor

About Us Beijing Zhongyi Yusheng Technology Co., Ltd. is a modern enterprise integrating technology research and development, manufacturing, sales and after-sales service. It is also one of the large-scale domestic manufacturers of pre-treatment equipment. Its main products include full-automatic headspace sampler, full-automatic thermal desorption instrument, full-automatic purging and catching device, de... [View more]

News

Common problem/FAQ

MORE+

Service support

Reasons for choosing us

Serve the industry with advantages and conquer customers with services
About Us
Company Profile
Appointment interview
corporate culture
Video Center
News
Company dynamics
Common problem
Product
PURGE AND TRAP SERIES
Headspace sampler
Thermal desorption
Gas generator
Consumables and accessories
Contact us
Add:Building 13,Zhongnan High-tech Electronic InformationIndustrial Park,Yanjiao Sanhe Langfang,Hebei,China.
EMAIL:info@bjzyyskj.com.cn
Tel:+86-010-61598028 18857165617 Ms. Yang
Fax:010-61598028-108
WeChat

Scan
Copyright ? 2018 Beijing Zhongyi Yusheng Technology Co., Ltd 京ICP備10046828號-2