Quick answer: the top-ranked waterproofing agent brands in China on this list are CKS (Guangdong), Bei Xin Fang Shui (Beijing) and DAYU (Liaoning). 5 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked waterproofing agent brands
How this list is ranked- 01
CKS
科顺CKS
- Waterproofing agents
- Drainage boards
- Waterproof boards
Registered legal entity on file; email and phone published; operating since 1996.
View profile → - 02
Bei Xin Fang Shui
北新防水
- Waterproofing agents
- Drainage boards
- Waterproof boards
Registered legal entity on file; phone published; operating since 1980.
View profile → - 03
DAYU
大禹防水DAYU
- Waterproofing agents
- PVC waterproof membranes
- Waterproofing materials
Registered legal entity on file; phone published; operating since 1998.
View profile →
- 04
Dong Fang Yu Hong 东方雨虹
Registered as 北京东方雨虹防水技术股份有限公司 in 1998.
- Waterproofing agents
- Drainage boards
- Anti-mold sealants
- Rapid-setting leak repair mortar
- Joint fillers
- Tile backing adhesives
Why it ranks here: registered legal entity on file; phone published; operating since 1995.
- 05
San Ke Shu Fang Shui 三棵树防水
Registered as 三棵树涂料股份有限公司 in 2003.
- Waterproofing agents
- Waterproof coatings
- Waterproofing materials
- Waterproof membranes
- Building waterproofing repairs
- Waterproof adhesives
Why it ranks here: registered legal entity on file; phone published; operating since 2002.
International waterproofing agent brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
Sika Sika西卡
Registered as 西卡(中国)有限公司 in 2005.
- Waterproofing agents
- Anti-mold sealants
- Concrete admixtures
- Waterproof coatings
- Fire-resistant coatings
- JS polymer cement waterproof coatings
Why it ranks here: registered legal entity on file; phone published; operating since 1910.
More Waterproofing agents brands and companies
| Brand | Registered company | Website |
|---|---|---|
| GUARDEX佳固士GUARDEX | 佳固士新材料有限公司 | rc-guardex.com |
| qinglong青龙qinglong | 广西青龙化学建材有限公司 | qinglong.com.cn |
| Gu Su Fang Shui姑苏防水 | 苏州市姑苏新型建材有限公司 | — |
| XYPEXXYPEX赛柏斯 | 北京城荣防水材料有限公司 | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | CKS科顺CKS | Guangdong | 1996 | 科顺防水科技股份有限公司 |
| 02 | Bei Xin Fang Shui北新防水 | Beijing | 1980 | 北新集团建材股份有限公司 |
| 03 | DAYU大禹防水DAYU | Liaoning | 1998 | 大禹防水建材集团有限公司 |
| 04 | Dong Fang Yu Hong东方雨虹 | Beijing | 1995 | 北京东方雨虹防水技术股份有限公司 |
| 05 | San Ke Shu Fang Shui三棵树防水 | Fujian | 2002 | 三棵树涂料股份有限公司 |
Frequently asked questions
How many waterproofing agents manufacturers and suppliers in China are listed here?
10 companies are listed for waterproofing agents (防水剂). 5 Chinese manufacturers have full profiles and are ranked; 1 international brands with China operations are listed separately.
Where are China's waterproofing agents manufacturers located?
Among profiled companies: Beijing (2), Guangdong (1), Liaoning (1), Fujian (1), Jiangsu (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 8 have an official website and 1 publish an email address.