Airhank features high quality customer-oriented services, we guarantee to deliver the best products and highly efficient pre-sale, in-sale and after-sale services for our customers. Specifically, our standardized service covers a whole procedure from device model optimization, purchase, design, on-site investigation, installation and debugging, technical training, instrument maintenance, and finally to products follow-up. In order to serve our customers instantly, we provide a dynamic 24hour-internet and telephone sale services. For more details.

Pre-sale

1、Our expertise on side channel blower and fluid application enables us to provide the most professional solutions for instrument design &selection, to suit various working environment or conditions, these includes:

① Model selection and computing services, technical support of device installation. For old customers, we provide hank empirical equation to facilitate your personal design.

② Pneumatic transportation system selection

③ Vacuum absorption transfer design system

④ Aeriation high pressure blower model design for waste water treatment

⑤ Oxygenized high pressure blower model design for aquaculture

⑥ Vacuum packaging high pressure blower model design

⑦ Vacuum absorption transport system design

⑧ Biogas powered high pressure blower model design

⑨ Model selection system for negative vacuum absorption, central vacuum system, dental negative vacuum blower, air-dryer, air powered compressor, vacuum fixation, waste collection, aerated composting, Pneumatic pipe transport system

2、Customized design &manufacture (high pressure blower, high speed turbo blower, air knife)

3、Company provides the best solution for users.

After sales

（1） Upon receiving calls from our customers, we offer repair solutions in 30min for all our products.  

（2） We only charge minimal accessories fee even for customer misuse

（3） Frequent after-sale visit and free instrument maintenance.

（4） Lifetime maintenance service. Our service lasts during the whole life span of our products, with favorable cost.

（5）Equipment warranty period: 12 months. During this period of time, we provide free repair service.

Repair cycle

1、For the products within the warranty period, our company will return them to the customers within three working days from the date of receiving the repaired products.

2、The period of return under warranty is within seven working days after receiving the customer's repaired products.   (Note: this repair cycle is exclusive of product transportation time, which does not include Saturdays, Sundays and public holidays.)

Other services

Regular or at the request of customers, the company selects technical engineers with professional ability to give lectures. The training contents mainly include: a comprehensive understanding of the working principle of hank products, understanding of the installation, use, operation and maintenance of products, understanding of the common troubleshooting methods, the status quo of related technologies, and comparison with similar products.

Precautions for product use

1、First of all, thank you for purchasing our products. In order to better protect your rights and interests, please check whether the appearance of the goods is intact and whether the specifications are complete according to the delivery note after receiving our products. If there is any omission, please inform the relevant personnel of our company in time.

2、When unpacking, please carefully check the equipment, accessories and information included in the packing box according to the "delivery note" and keep them properly for the convenience of service.

3、The company's products are high-precision mechanical equipment, incorrect use may bring you unnecessary trouble. Please note: first read the product instructions, and then install and use.

Contact information

Any questions and suggestions on this "service commitment",Please call the hotline: 0769-23115899.

For the technical details of products of "Dongguan Airhank Electrical Technology Co., Ltd." please contact Dongguan Airhank Electrical Technology Co., Ltd. by calling the hotline: 0769-23115899.