WHY CHOOSE

OUBAO’S DOOR CLOSER

OUBAO was established in 1987, Focused on door control products more than 34 years.
The company covers an area of 106,000 square meters, 450 employees. It has 11.5 million USD of registered capital and 34.4 million USD of fixed assets, with an annual output of 6 million door closers and 1 million locksets .OUBAO manufacture door control products in strict accordance with the American standard ANSI156.4 Grade 1, European standard EN1154,EN1634 and UL228,UL10.C International standard . 80% of the products were exported to oversea market.

OUR PRODUCTS

We strictly follow the European standard and American standard manufactured products, ISO9000 quality system, covering large ERP system and 5S field mode, and the three parts production command and dispatch operation systems run through the whole process.

WHERE CAN OUR

DOOR CLOSER BE APPLIFED

Door closer are widely be used in school，hospital，shopping mall , office building, high-grade residential, hotel and public transport etc.

Can be used for wooden doors, iron doors, stainless steel doors .etc.

FIRE DOOR

Door closers can be used in home, can close the door automatically when personnel go in or out of the room, prevent doors from being unlocked due to insufficient closing force, provides comfortable access, and for safety , meet fire protection requirements.
HOME

Door closers can be used in home, can close the door automatically when personnel go in or out of the room, prevent doors from being unlocked due to insufficient closing force, provides comfortable access, and for safety ,also you can choose the door closer with hold open function , it keeps the door open for a long timeDoor closers can be used in home, can close the door automatically when personnel go in or out of the room, prevent doors from being unlocked due to insufficient closing force, provides comfortable access, and for safety ,also you can choose the door closer with hold open function , it keeps the door open for a long time.
HOTEL ROOM

Regular door closers can be used in hotel rooms, can close the door automatically when customers go in or out of the room, prevent doors from being unlocked due to insufficient closing force and provides comfortable access, conceal door closers can be integrated with the door frame to make it more beautiful.
MEETING ROOM

Door closers can be used in meeting rooms, can close the door automatically when customers go in or out of the room, prevent doors from being unlocked due to insufficient closing force and provides comfortable access, also you can choose the door closer with hold open function , it keeps the door open for a long time.
SECURITY DOOR

Door closers can be used in home, can close the door automatically when personnel go in or out of the room, prevent doors from being unlocked due to insufficient closing force, provides comfortable access, and for safety , meet fire protection requirements.

THROUGH THE NEWS, YOU WILL LEARN MORE ABOUT US

What are the types of door closers?

Modern hydraulic door closers (door closers for short) began with a patent registered by the Americans within the early twentieth century, that differs from ancient doors nearer by resistance the liquid within the door closer to realize a padding impact. The core of the look plan of hydraulic door n

2022-02-25

What are the types of door closers?

How to install the door closer?

The most commonly used door closers are external closers, which are installed in the following ways.Here is the content list:Door closer installation methodsDoor closer installation stepsDoor closer installation methodsDoor closers are generally divided into 3 types of installation Option A - Regula

2022-03-09

2022-03-09

How to install the door closer?

How to choose door closers correctly?

Door closer products must meet the national standard GB2698-2005, fire door closers should also meet the requirements of GA93-1995 "fire door closers test". So what factors should be considered when choosing a door closer? The following is a detailed introduction.Here is the content list:The width a

2022-02-23

How to choose door closers correctly?

Common problems and maintenance methods of door closers

Sometimes after a period of operation of the door closer will have some problems, so when there is a problem we should how to repair it? The following is a detailed introduction.Here is the content list: The usage and maintenance of door closersCommon problems1) Loose or missing mounting screws, r

2022-03-02