Quality Management and Assurance:
1. High quality is the life, Leeman is confident in the
superior quality of products being the most effective salesman.
2. Leeman has advanced production management and LED display R
& D technology and also continue to technical innovations.
3. Leeman introduces new industrial automation equipment, and
gradually optimize the every aspect of production process.
4. Leeman brings in advanced quality test equipments so as to
control all raw materials.
5. Leeman has its own complete set of test methods and test
6. Leeman has a dust free factory, every equipment is on the
ground. In order to the display are not hurted by the static
7. The Perfect Quality Organization such as IQC, IPQC, LQC, OQC, QE
engineering and the management of the suppliers, etc. have already
Test Equipment and Facilities
LED lighting aging box
1, LED lighting aging box , is for LED lighting test
2, LED lights need test 72hours continuous
3, LED lights test standard is conform to Standard IEC60598
LED module trim machine
1, LED module after pouring silicone , need trim by
2, LED modules trim machine , can improve viewing angles
, brightness , flatness
LED module drought table
1, LED module silicone glue 's thickness 3-5mm
2, LED modules need drought , after pouring into silicone
3, LED modules need 3hours drying in the air , air-condition,
LED modules test bracket
1, All modules need aging test at least 72hours
2, Any module test voltage 5V direct current
3, Test standard conform to CE standard IEC60950