Company FAQ
Product FAQ


What is a Manual Treadmill?

The manual treadmill is a motorless treadmill. Manual treadmills require your effort to move the belt while walking or running. You can control the pace and speed. No Electricity Required

What are the differences between a home used fitness equipment and a commercial fitness equipment?

Mainly it is the engineering and the construction of the equipment. Commercial running machines are built with resistant material for a constant use in gyms or sport centres, whereas home used fitness equipment just for daily use.

What's the difference between SPINNING bike and magnetic bike?

Generally speaking, you can get a more intense workout on a spinnging bike than a magnetic bike. Spinning  bikes require greater muscle activation, including some upper body and core, whereas the workout on a magnetic bike is really just isolated to the legs. 

Do you provide installation service for your products?

Firstly each model has the manual with detailed installation step. You can find the manual when you open the carton.If you still cannot finish installation successfully, please feel free to contact with us. We are glad to provide the installation video.

Which kinds of the service do you provide ?

Deqing sister sports are provide OME service . We are do the color and design as customers request and also can be provide the HD promotional pictures to help customers to sell on the website directly .

Where are you located?

Hangzhou city,Zhejiang province,ChinaIt takes only 2 hours' drive to Shanghai.We are close to the port of Shanghai and Ningbo

Are the products certified?

Our products are certified passed ISO20957, CE, GS, EMS, ROHS etc by SGS or TUV. If you would like to receive the certificates,Please feel free to contact us any time

How long has SISTERUNION been in business?

SISTERUNION was established in 2010, most of our products areSelling to supermarkets, chain stores and professional clubs, and now we are proud to be the unshakable supplier of some well-known brands and companies.

If the goods cant be repaired ,how to deal with ?

If the goods due to the quality problem cant be repaired , we can reduce this cost on next order or provide new one on next order .10.How you control the quantity ?Can we arrange a third-party inspection during production or before loading. We have own inspector to inspect the goods . And we can accept arrange a third-party inspection during production or before loading.  

Will you send some extra parts?Are you willing to provide free replacement parts if the item is defe

Yes , we will provide free spare parts and loading together with the mass goods .if you still need spare parts on selling and is due to the quantity problem of the item itself , we will provide free spare parts . 

Do you will provide instruction ? Which language will be and can we use our language?

Yes, we will provide english instruction . You can translate the instruction to the language you need .

Can we custom the goods ? Change colors ,put our logo on goods and custom the carton ?

Yes , we support custom the goods , can change colors as you need ,put logo on goods and custom the carton . But your order quantity need reach our MOQ. 

How is mini order quantity ?

We have many different items ,so different items mini order quantity are different .pls check the items you are interested in first . You can contact us.

how can we guarantee quality?

We have senior design engineer, using advanced facilities and processing technology, to meet our customer requirements. We are strictly to control quality of products, our QC will inspect every section of procedure, include raw material. The company with excellent on-time delivery, a thoughtful customer service. Procedures/testing Details1. Raw material and part inspection2. QC in every production procedure3. Semi-product inspection4. Finished product inspection5. Packing inspection6. Testing products at random before delivery