Grandol Industry Ltd established in 2005 at Shenzhen, China. Good Quality &
Outstanding Service made us moving rapidly & stably in the last
We experienced from small trading firm to now medium size
industrial complex specializing in the Outdoor LED Flood
Lights & UFO & Linear LED High Bay.
We passed thru difficult economical situation and sudden large
increasing cost of raw material due to oil crisis. We grow up and
learn with our clients.
The Illuminating Engineering Society of North America(IIES) is the
recognized technical authority on iluumination, founded in 1906, it
is a world famous lighting test institute IES LM-79-08 is the
testing standard for Electrical and Photometric Measurements of
Solid-State Lighting Products which was released in 2008.
Integrating Sphere llight source light emitted by the fiber, is
gathered in the monochromator entrance slit, the monochromator
after by monochromatic light from the monochromator exit slit
injection by the photomultiplier tube(PMT) convert into electrical
signals, amplified by the circuit processing, A/D conversion, the
digital signal into the computer. In addition, the computer sends
the wavelength control signal, driving raster scan, to achieve
1. Quality Control Process
a) The production process to implement the " three inspection"
(self-inspection, mutual inspection, special
inspection) procedures to ensure control of the
b) The manufactured products require the "three pass" (Raw material
into the plant pass, Semi-finished
product pass, finished off the factory pass) to
ensure reaching the required quality;
c) Finished product storage, transportation and sales in the market
were also included in the product
2. Quality Management System Certification:
Based on the concept of "Product quality is enterprise's life",
GRANDOL actively adopt the quality management system certification
ISO 9001:2008. Our company has been improving and maintaining
quality management system continued to operate effectively.