a级情欲片在线观看k8_性视频网站在线_女生摸男生的小鸡鸡_国产毛片a精品毛

Tel:0086-21-51953300

Products

We have been trying to do better.

More

Our advantage

Research

Foreign phenolic resin and plastics industry progress from 2012 to 2013

Foreign phenolic resin and plastics industry progress from 2012 to 2013Zhu Yongmao, Yin Rongzhong, Yang Xiaoyun, Pan Xiaotian, Liu Yong(Shanghai Eurasian Synthetic Materials Co., Ltd., Shanghai 201...

Injection-type heat-resistant phenolic plastic EA-5555J and its application

Phenolic resin has been widely used due to its wide range of sources, low prices, and good overall product performance. Its output has ranked fifth among synthetic polymers, and it ranks first amon...

Environmental protection amino moulding plastic EA-7709J and its application

1. The main performance index of environment-friendly aminoplast EA-7709JThe main performance indexes of EA-7709J are shown in Table 2. From the table, the notched impact strength is nearly 1.90KJ/...

Understand more →

EASY News

Understand more →

Contact us

 Fax: 0086-21-51953300

 Tel: 0086-21-64803342

 Email: easy@easy-china.com

 Add:No.500 Jin'ou Road,Jinshan, Shanghai China

展開