New style Hot sale products greenhouse heating system industrial fan heater

Industial heater

Large diameter

The five protective

Fuel oil, antifreeze light diesel oil

Big caliber, big heat

Straight permeability is strong

Quickly remove cold

Heat up fast

A, By Express (DHL, TNT, FedEX, EMS)

B, For big orders, We will send you the goods by Sea to your close sea port.

HUIDANGJIA brand was born in September 1999, is committed to the health of living appliances, with convenient operation, efficient and practical as a starting point, to environmental monitoring, energy saving as the core to build brand Chinese health appliances manufacture. We have independent and perfect design platform and business platform, set up a professional brand management center, under the environmental protection technology, the marketing management, professional service center. Has been sales in 20 provinces of China and Asia, many countries in South America and Africa. Established a stable sales channels.

1. Is Duolang a factory or trading company?

Duolang is a factory, we are professional manufacturer.

2.. What is your term of delivery?
We accept FOB, CIF, EXW etc. Please choose the one which is the most convenient and cost effective for you.

3. What about the lead time for mass production?
It depends on the order quantity and the season you place the order. Generally speaking, the lead time of MOQ is about 15 to 20 days. We suggest that you start inquiry at least two months before the date you would like to get the products at your country.

4. Do you offer guarantee for the products?
Yes, it must be. We guarantee 3 years for heaters and 10 years for heating plate. 

5. What type of payment do you accept?
T/T, L/C.
We also accept Paypal,  Western Union for small amount.

6. Is it OK to print my logo on product?
Yes, it’s possible. But please kindly note we have MOQ request for different products. We highly recommend you using Duolang brand, we will offer you extra discount.