After-sales service

Any projects undertaken by Tofflon Dehui, regardless of the size of the project, belongs to our after-sales service scope:

1. To carry out regular maintenance for clean room according to different requirements of cleanliness.

2. To carry out regular maintenance of indoor purification equipment.

3. Experienced validation engineers are responsible for the installation and commissioning of the equipment until the acceptance to ensure that the equipment reaches production status.

4. Regular routine check service ensure long-term stable and smooth operation of equipment.

5. In order to cooperate with the production of clients, you can immediately contact our service engineers at any time (including holidays) when your equipment is in an emergency. We guarantee that specialized engineers will arrive at the site within 24 hours in the province and 48 hours outside the province after receiving clients’ request (except for war, earthquake, flood and other force majeure reasons that cause traffic interruption).

6. Parts are sufficient.

7. Engineering Department (after-sales service Department) is specialized in product installation, commissioning and maintenance. The service engineers of the department are all professional engineers with the title of junior college or above, and have received professional technical training for a long time.


As long as you give us a phone call, a fax or an email, we will immediately provide you with a full range of professional after-sales service, including but not limited to equipment maintenance, overhaul and modification, equipment validation, parts needs. The goal and motivation what we have been pursuing assiduously is "Think what clients think, worry what clients worry". Whether in the past, now or in the future, we will continue to provide professional services for clients at home and abroad to achieve "faster, better, more advanced".

We will adhere to the spirit of "Clients First", continue to provide timely and thoughtful after-sales service for global clients!

Tel: 021-67155226

Fax: 021-67155226

Service Email:

Address: No. 1377, Huhang Road, Fengxian District, Shanghai, China.

Zip Code: 201411