Dear Friends
Headquartered in Shijiazhuang, Hebei province, Yitong Corporation is a major producer of filter cartridge as well as filtration system.


Yitong is in the filtration system more than 15 years, now is a major leader in North of China.
We believe Yitong to be one of the leaders of the filter cartrideg in the CN and abroad. Through our own research, development and engineering efforts and technology-sharing arrangements, we believe we are in a position to exchange views on and discuss the demands with you.


Yitong’s filter is principally in the following areas:
---Chemistry
---environmental protection
---water treatment
---electricity
---Medicine
---Petroleum

In the spirit of friendship, equality and mutual benefit. we look to a continued strenthening of our relationship with your company.
Sincerely Yours
Frank Lu
Shijiazhuang Yitong Filter Machinery Co., Ltd
Fang Da industry zone building Shijiazhuang city, China