亚洲伊人久久大香线蕉AV,夹得好湿真拔不出来了动态图,欧美亚洲一区二区三区,日韩欧无码一二三区免费不卡

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

Recruitment Video

Home > About Us > Video Center > Recruitment Video
    Road 0 page 0 strip
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
普兰县| 勐海县| 晋宁县| 静海县| 秦皇岛市| 南召县| 巨鹿县| 祁阳县| 新和县| 宜章县| 宜兰市| 美姑县| 郯城县| 敖汉旗| 榆中县| 丁青县| 山丹县| 托里县| 林芝县| 泗阳县| 阳信县| 长乐市| 府谷县| 长汀县| 浦北县| 怀宁县| 兴山县| 万山特区| 当涂县| 平南县| 湖口县| 疏勒县| 太原市| 于田县| 从江县| 江都市| 阜南县| 怀柔区| 青浦区| 叙永县| 宝清县|