33mm Black Telescopic Extension Metal Tube for Vacuum Cleaners

As a professional manufacturer of air filtering products with ISO9001 and ISO14001
 in China, Nanjing Blue Sky Filter Co.,Ltd. Produces and supplies the following items:

1.Dust bags / air filters for the vacuum cleaners.
2.Air filters for the air purifiers / air scrubbers / humidifiers / dehumidifiers
3. Grease Air Filters for Kitchen Cooker Hoods
4. Odor / Smell Absorb Air Filters for Refrigerators
5. Air filters for motors and automobiles
6. Advanced air filters for medical appliances
7.Prefilter + HEPA filters for HVAC and any other usages, such as V-bank HEPA Filters
8.Air Filters and filter bags for the industrial machines and equipment as the replacements

Our air filters are various with different shapes and materials according to the customer's 
specifications and requirements.
And the efficiency grade is from low to HEPA 14 grade (MERV 19) according to 
EN779, EN1822 and ASHRAE.
And our technical department is ready to develop any new air filter item for residential, 
commercial and industrial use.


1. Can the product be customized?
Yes, both the product and the packaging can be customized.
2. How to pay?
Our company accepts various ways of payment, such as T/T , L/C etc.
3. How long is the delivery time?
It depends on the order quantity. USually it takes about 30 days to produce a full 20' container.
4. Do you arrange the shipment?
Yes, our company can arrange the shipment to deliver the goods according to the client's customer's requirements.
5. What about the after-sales service?
Our company is responsible for the supplied product within its usage life.

As a professional manufacturer of air filtering products with ISO9001 and ISO14001
 in China, Nanjing Blue Sky Filter Co.,Ltd. Produces and supplies the following items:

1.Dust bags / air filters for the vacuum cleaners.
2.Air filters for the air purifiers / air scrubbers / humidifiers / dehumidifiers
3. Grease Air Filters for Kitchen Cooker Hoods
4. Odor / Smell Absorb Air Filters for Refrigerators
5. Air filters for motors and automobiles
6. Advanced air filters for medical appliances
7.Prefilter + HEPA filters for HVAC and any other usages, such as V-bank HEPA Filters
8.Air Filters and filter bags for the industrial machines and equipment as the replacements

Our air filters are various with different shapes and materials according to the customer's 
specifications and requirements.
And the efficiency grade is from low to HEPA 14 grade (MERV 19) according to 
EN779, EN1822 and ASHRAE.
And our technical department is ready to develop any new air filter item for residential, 
commercial and industrial use.


1. Can the product be customized?
Yes, both the product and the packaging can be customized.
2. How to pay?
Our company accepts various ways of payment, such as T/T , L/C etc.
3. How long is the delivery time?
It depends on the order quantity. USually it takes about 30 days to produce a full 20' container.
4. Do you arrange the shipment?
Yes, our company can arrange the shipment to deliver the goods according to the client's customer's requirements.
5. What about the after-sales service?
Our company is responsible for the supplied product within its usage life.

Horizontal Directional Drilling Rig

Horizontal Directional Drilling rigs are widely used to cross the railway, road, building, river, downtown area, other construction limited area, agriculture crops, for construction renewing water supplying, coal gas, electronic, telecommunication, natural gas and so on.

Horizontal Directional Drilling Rig, Trenchless Drill Machine with Closed Cabin and AC.

Horizontal Directional Drilling Rig for Pipelaying

Sanyi XCMG Underground Trenchless Horizontal Directional Drilling HDD Rig for Sale/Dealer/Manufacturer

If the land hardness is normal,and just use 200mm,300mm back reamer,the one-gun-distance is 150 meter and it's very easily.
If the land harness is normal,and the back reamer size reach 400mm,the one-gun-distance can be 150 meter but the operator need to pay high attention to the rig to see all the digital such as the rotation pressure and other.
If the back reamer size reach 500mm,600mm,the one-gun-distance can only be 90 meter.
Remark:One-gun-distance means the distance of drill bit go from one side and come out from the other size.Please see below explanation.

HDD Drilling Machine,HDD Drilling Rig,Horizontal Directional Drilling Rig

Henan YK Prospecting Machinery Co., Ltd , https://www.yyphotovoltaicpilingrig.com