Otis doors and windows have 13 years of wind and rain, thank you for having you! Let more customers enjoy better quality products. It is the direction of our efforts to move forward. Every detail of the product to the packaging, we have made meticulous improvements and more ingenuity.

Doors and window sashes are equipped with eye-catching "Otis" logo, QR code, and unique brown pearl cotton for shockproof protection

Large pieces of automotive-grade tempered glass are produced by the original factory. Please make sure that each piece of glass has a protective film with the "Odiz" logo

Each product package has detailed distributor, order number, and product information

Scan the two-dimensional code, authenticity verification, product information can be displayed, synchronized with the label, so that you can buy more at ease

Even if you are busy and do not go to the installation site and the product packaging is not seen, you can still judge whether it is genuine from the glass, anti-counterfeiting marks, locks, and Jin Gang gauze.

Each product has "Otis" logo protective film, and the car-grade tempered glass 3C logo is on the upper left corner of the product

There is a clear "OTICCE" logo on the hardware handle

Every square meter of diamond gauze has the anti-counterfeiting mark of "German Audis doors and windows", which effectively realizes the anti-counterfeiting and non-forgeability of the product. King Kong Network adopts blue light technology, through anti-counterfeiting equipment, the anti-counterfeiting mark can be illuminated.

Please go to the Otis store to purchase products, so that you can enjoy better and more considerate service. We are richer in color customization, and we are better at color design.

The customer's case is a good guarantee of authenticity. Thank you for trusting us and customizing your home style.

Otis doors and windows strive to make each of our works more beautiful, durable and reliable. Higher quality, more choices, one-step life enjoyment, Otis will do it for you one by one. From classic, modern, luxurious and concise, Otis gives you diversified choices to realize your requirements for personalized style design. Seiko beautiful series of aluminum alloy doors, Otis allows you to enjoy the warmth and comfort of home at any time in a more considerate way. There are many styles to meet the needs of different tastes.