Silicone rubber seal o ring

STO Company Main Produce: Other Rubber Part-1

                                                                              (Please contact us Get Free Quote Now. )

  Product Parameter

  Seal Style

STO has a dedicated R&D team, not only do design, develop on our own but also follow up well with customer’s requirements

-All STO products meet with ISO9001 requirements.

-STO will constantly install new automated equipment, to reach our goal of improving both proficiency and quality.

-STO will review regularly and keep improving the environmental management system.

Our Aim:

Supply good performance goods to customers;

Follow environmental laws & regulations to preserve the earth.

Skeleton oil seal / Strong tightness

Professional production for 25 years

Natural wear-resistant sealing ring customization

Waterproof and high temperature resistant

  Other Products

Oil Seal VW

Oil Seal Benz 

Oil Seal Benz 

Oil Seal Toyota 

Oil Seal Vw 

Oil Seal Toyota 

 About Us

XINGTAI CITY QING SHAN SEALING CO.,LTD.

Xingtai Qingshan（STO） Sealing Co., ltd, specialized in producing other rubber sealing products since 1996, located in Xingtai city ,the largest sealing products base in China. We are a worldwide manufacturer of Oil seals, rubber parts, o rings , industrial machinery rubber parts and all kinds of rubber molded products widely used in machinery and equipment, water irrigation, hydraulic pneumatic,  automobile, metallurgy, elevators, oil, mining, instrumentation, electronic  technology area … 

Qingshan Sealing (STO) Co., Ltd,  is a ISO 9001:2008 certified factory, and well known among our customers for excellent quality, product availability and very competitive prices.We are currently selling to 40 countries across the world.

Our Aim: Supply good performance goods to customers; Follow environmental laws & regulations to preserve the earth. We are always looking for new STO Oil Seal Agency in countries which we do not yet have representation. If you are interested, please contact us.

Factory Tour

Semi-Finished Products

Warehouse

  Certificate

Certificate

  Exhibition

2017.11.29 Shanghai Exhibition

2018 Canton Fair (Part 1)

2018 Canton Fair (Part 2)

2018 Canton Fair (Part 2)

2018 Shanghai Flange

2018 Shanghai Flange

  FAQ

Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral plastic bags and brown cartons. 

If you have legally registered patent, we can pack the goods in your branded boxes after getting your 

authorization letters.

Q2. What is your terms of payment?

A: T/T 30% as deposit, and 70% before delivery & Western Union.

Q3. What is your terms of delivery?

A: EXW, FOB, CIF

Q4. How about your delivery time?

A: Generally, it will take 15-20 days after receiving your advance payment. 

The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?

A: Yes, we can develop the molds and produce exactly same products as your samples or technical 

drawings. 

Q6. What is your sample policy?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample 

cost and the delivery cost.

Q7. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

Q8: How do you make our business long-term and good relationship?

A:1. We keep good quality, competitive price and reliable service to ensure our customers benefits and 

competition;

A:2. "Win-win" is always our final goal.