Is Longyang security door a brand door?

Longyang anti-theft door security door is a CCTV listed brand, the national product quality notarization top ten brands.

Zhejiang Longyang Industrial Co., Ltd. is a professional enterprise dedicated to the research and development of high-end anti-theft security doors and entrance doors, as well as manufacturing and sales. Since the establishment of the company, it has always adhered to the market-oriented, relying on science and technology, surviving by quality, developing by reputation, conscientiously and diligently pursuing, and introducing international advanced mechanical assembly production equipment.

1. The anti-theft door has both anti-theft and security performance, and can be made of different materials, but it must meet the standard test and obtain the safety product production certificate. According to the provisions of the "General Technical Conditions for Anti-theft Security Doors", qualified anti-theft doors cannot be pried open within 15 minutes by using ordinary hand tools such as chisels, screwdrivers, crowbars and portable power tools such as hand drills, or open an opening of 615 square millimeters on the door leaf, or open an opening of 38 square millimeters in a semicircle of 150 square millimeters of locking points.

2. And the locks used on the anti-theft door must be a special lock for the anti-theft door with anti-drilling function that has been tested and qualified by the testing center of the Ministry of Public Security. It is mainly reflected in the intelligence of its key components (locks), including various electronic anti-theft locks that have begun to be widely used, such as fingerprints, passwords, IC card locks, etc.

3. With the advancement of technology, in addition to replacing traditional mechanical locks with smart locks, the Internet of Things security door will also be combined with smart home systems with functions such as security, home appliance control, elderly and child care, etc., and can realize functions such as network alarm, video surveillance, data transmission and remote control, which are the embodiment of intelligent anti-theft doors.

Longyang anti-theft door security door is CCTV on the list of brands, the top ten brands of national product quality notarization, the gold medal of the excellent brand of the World Expo, the best-selling brand of Shanghai decorative material anti-theft door products, China environmental certification, the top ten brands of the door, and the quality management system certification

Daily maintenance:

1. When the key cannot be fully inserted into the lock hole when opening the door, if it is in winter, first check whether the keyhole is icy; If it is another season, check the keyhole for foreign objects.

2. If you hear the sound of metal friction on the door and open the door, you can drip a little lubricating oil on the hinge of the anti-theft door to try, if it is invalid, you can find a professional maintenance worker.

3. If the resistance is too large when the anti-theft door is closed, a little lubricating oil can also be applied to the movable deadbolt.

4. When installing the anti-theft door, it is necessary to carefully fill the cement to make the door frame and the wall effectively combined, so that the door body and the door frame can be reasonably matched, and there is no need to worry about deformation for long-term use.

5. If it is difficult to insert the lock cylinder when opening the door, you can apply a little graphite. Or insert the lock cylinder with a pencil lead.

6. In the cold area, the problem of "winter" of the anti-theft door is also very important, because the temperature difference between indoor and outdoor in the cold area is very large, and it is very easy to make the lock cylinder of the anti-theft door damp when the hot and cold water flows, and then freeze, to avoid this situation, before the arrival of winter, it is necessary to drop two drops of antifreeze oil in the lock cylinder in an appropriate amount, and then clean it with gasoline or diesel after winter. Do not use vegetable oil as a lubricant for lock cylinders.

How about the Longyang brand security door

Longyang brand anti-theft door is produced by Zhejiang Longyang Industrial Co., Ltd., which is a professional enterprise dedicated to the research, development, manufacturing and sales of high-end anti-theft security doors and entrance doors. It still has some market share in China, and among the consumers who have used Longyang security doors, of course, there are good and negative evaluations of Longyang. Judging from the information from consumer feedback, the quality of Longyang anti-theft door panel is still good, and there is still a bit of a problem in the door lock, of course, this door lock may be caused by the incorrect switch or the quality itself is not good.

Don't dig into this, after all, there is a problem with the door lock. Of course, most of them still have a positive attitude towards Longyang security doors.

In general, Longyang brand security doors are still okay in terms of quality. Some consumers reflect that Longyang's after-sales service is very poor, and perhaps dealers or agents in individual areas are not good in service. This is also the voice of some consumers, it seems that Longyang brand anti-theft door in the after-sales service to strengthen this aspect of improvement.

Longyang security door price

Is the price of Longyang security door expensive? As for this problem, it has several grades of security doors and they are different in models and specifications, therefore, there will be differences in price, and the price is generally between 800 and 4000. Of course, the price is quite modest among the anti-theft door brands.

When buying an anti-theft door, it is best to compare several brands of anti-theft doors, so that the suitable anti-theft door is easy.

Five steps to buy an security door

1. There are corporate trademarks, corporate logos and enterprise product liability insurance insurance logos on the outside of the product;

2. Remove the outer packaging, and the product should also be covered with a layer of plastic film to ensure that the product is moisture-proof and dustproof during transportation and storage;

3. Remove the film, the appearance of the product should have no obvious defects, no obvious ups and downs on the board surface, no brain injury, scratches, paint stripping, desoldering, and complete product accessories;

4. The doorbell is crisp and pleasant, and there is no long ring and no ring;

5. The cat's eye has a wide field of vision, high clarity, and no damage to the glass lens.

Summary

Longyang security door is now one of the top ten brands, ranking fifth, the long-winded Longyang is Longyang 8 years ago, don't mislead others.

Longyang anti-theft door security door is a CCTV listed brand, the national product quality notarization top ten brands.

Zhejiang Longyang Industrial Co., Ltd. is a professional enterprise dedicated to the research and development of high-end anti-theft security doors and entrance doors, as well as manufacturing and sales. Since the establishment of the company, it has always adhered to the market-oriented, relying on science and technology, surviving by quality, developing by reputation, conscientiously and diligently pursuing, and introducing international advanced mechanical assembly production equipment.

1. The anti-theft door has both anti-theft and security performance, and can be made of different materials, but it must meet the standard test and obtain the safety product production certificate. According to the provisions of the "General Technical Conditions for Anti-theft Security Doors", qualified anti-theft doors cannot be pried open within 15 minutes by using ordinary hand tools such as chisels, screwdrivers, crowbars and portable power tools such as hand drills, or open an opening of 615 square millimeters on the door leaf, or open an opening of 38 square millimeters in a semicircle of 150 square millimeters of locking points.

2. And the locks used on the anti-theft door must be a special lock for the anti-theft door with anti-drilling function that has been tested and qualified by the testing center of the Ministry of Public Security. It is mainly reflected in the intelligence of its key components (locks), including various electronic anti-theft locks that have begun to be widely used, such as fingerprints, passwords, IC card locks, etc.

Don't buy Longyang, the door lock is bad every year, and the after-sales attitude is bad.

Longyang is a well-known trademark in China, CCTV is on the list of brands, but it is not a national inspection-free product, the quality is OK, ranked within 100 in the industry, Wang Li Panpan is better than the company's larger locks.

I haven't heard of this, the anti-theft door and the national inspection-free landlord can check the news, should be able to find, as for the top ten brand landlords can go to maigoo brand online to see, I think the words of the anti-theft door like Wanjia, Fuxin, vigorously door industry, spring door industry, gold door industry, new many, rich and so on, these are good, you can understand it, buy anti-theft doors to see the quality of technology, these landlords had better understand and compare, some anti-theft doors are more expensive, The landlord had better understand it before starting.

Very poor brand, look at the after-sales to know, the warranty is only one year, you must not buy.

The Longyang security door is OK, but the lock is easy to break. It's only been two years since I bought it, and the lock is broken, and the merchant has to charge money to fix it.