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Company Introduction

Sign-in-Global.us is a global leading e-commerce platform in advertising, signage & textile printing industry which established in 2007. It covers 8 categories and more than 2000 kinds of products. The main categories are: Inkjet Digital Printing, Screen & DTG Printing, Sublimation & Heat Transferring, Laser & CNC Engraving, Channel Signs Making, LED Lighting, Indoor and Outdoor Displays. Sign-in-Global.us aims to provide customers high quality products, heart to heart service and hard-won business opportunities. In the meanwhile, we joint the innovate upstream supplier to build global brands for AD & Signage industry.

Brand Origin

Sign-in-Global.us is determined to provide customers with high-quality products at the very beginning of its establishment. And we constantly update the records in terms of product quality over the years.
QOMOLANGMA is the Earth's highest mountain above sea level. But it’s not just a mountain, it is a symbol of solemnity, holiness, and tranquility. It is an ultimate in nature. We choose QOMOLANGMA as our brand name because it can better align with our vision: the most important benchmark of the world of AD & Signage & textile industry.

USA Registered Trademark®

QOMOLANGMA is USA registered trademark owned by Sign-in-Global.us. We have our modern distributing center located in Los Angeles, California. All our equipment are designed and engineered in USA. We provide excellent service and support to our clients. All QOMOLANGMA equipment come with 2 years’ warranty and life-time free technical support.


Product Attributes

As the QOMOLANGMA brand was born to follow noble concept, all QOMOLANGMA products are featured by high quality. Everyproduct is made from a series of processes from down-to-earth investigation, professional design, cyclic test, customer feedback and upgrade. In addition, the prices are very reasonable and highly affordable.

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Sign-in-Global.us is the largest online signage product supplier in the USA. We specialize in providing customer a one-stop solution for choosing Advertising & Sign Equipment, Printer Heads & Parts, Advertising Materials, POP & Exhibit Displays, and LED Products covering all the advertising and signage products. Everything we supply has high quality, stable performance, and is produced according to international quality standards. At present we possess more than 3,000 products for online sale with the most competitive prices.