Testing process
Raw Door Handle Hardware Inspection
The first step in the inspection process focuses on the raw door handle hardware. This involves a thorough examination of the raw materials and unfinished components. Inspectors check for any visible defects, such as cracks, deformities, or irregularities in the metal. The dimensions of the hardware are measured to ensure they meet the specified tolerances. Surface conditions are also evaluated to identify any issues that might affect the final product, such as rough textures or burrs. This stage is crucial for detecting and addressing problems early in the production process, reducing the likelihood of defects in later stages.
Electroplated Door Handle Components Inspection
After the raw hardware has been processed, the next step is the inspection of the electroplated door handle components. Electroplating is a critical process that adds a protective and decorative coating to the metal surface. During this inspection, the quality of the electroplating is assessed for uniformity, thickness, and adhesion. Inspectors look for defects such as peeling, pitting, or discoloration, which could compromise the durability and appearance of the door handle. The electroplated components are also tested for resistance to corrosion and wear, ensuring they meet the required standards for long-term use.
Finished Door Handle Products Inspection
The final stage of the inspection process is the examination of the finished door handle products. This comprehensive inspection includes a detailed assessment of the door handle's appearance, functionality, and overall quality. Inspectors check that the door handles operate smoothly, without any stiffness or loose parts. The finish is scrutinized for consistency in color and texture, and any final adjustments are made to ensure the door handles are ready for packaging and distribution. This stage is essential for confirming that the product meets all specifications and is free from any defects that could affect performance or aesthetics.
Product durability testing
1 Stable surface finishing 72-96 hours NSS test for normal MSN, SBN, PC, Matt satin chrome and Black finish.
2 Testing in the In house testing We have testing team for in house testing every month, including salt spray test, cycle test, die casting parts testing, Daily simulation use testing.
3 Third party authoritative test We had pass the EN1906:2012 Standards and got the certification from Intertek
4 Quality management system In 2021, we got the Certification of ISO9001, in order to improving the production system and adopt a higher production standard.
5 IISDOO laboratory We has a laboratory with product testing machines inside, including salt spray test machines (anti-corrosion ability), cycle test machines (handle spring life cycle, mortise lock life cycle, cylinder life cycle), load capacity test machines (handle structure stability) and so on.
Why Choose YALIS Products
Stable Structure
Our products has passed 200,000 times of cycle test which reaches EURO standard. Door locks uses tubular lever set structure which is the one of the most stable structure in the market.
Customized Service
Our door locks can be customized its size according to aluminum glass door frame ( aluminum profile )
Cutting-edge Design
The appearance of GUARD series glass door lock is the most cutting-edge design among the slim frame glass door lock, it adopts single handle design which is more minimalist and pretty.
10 years’ Experience
YALIS is a leading manufacturer specialized in door hardware for doors with over 10-years’ experience. And it has its own R&D team, production line and sales team. YALIS has passed ISO9001, SGS, TUV and EURO EN certifications.
IISDOO Manufacture
Since 2020, we have invested over 500,000 USD for Automatic production equipment. Until now, we have sets of auto Cnc machine, 2 set of auto die casting machine, and 3 sets of auto drilling machine.
In addition, we also invested 2 sets of auto polishing machine--Mechanical arm. In this way, all of our products could adopt same production standard. In busy season, due to automatic machines, we could become a 24-hours factory, to meet the customer's order requirements.
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Frequently Asked Questions
IISDOO Design is a leading brand for middle and high end door hardware solution.
Nowadays, IISDOO is an international brand, so we are developing our brand distributors all over the order.
our monthly capacity is around 50,000 pcs of locks.
we have production lines like mould building, die-casting, polishing, machining, assembling and packing.
we have 10 sets of die-casting machine (160 tons). 13 sets of machining machine, 12 sets of polishing machine (including auto polish and manual polish machine)
We have distributor in Vietnam, Ukraine, Lithuania, Singapore, South Korea, The Baltic, Lebanon, Saudi Arabia, Brunei and Cyprus. And we are developing more distributors in other markets.
1. We have a marketing team who serve for our distributors, including showroom design, promotion material design, Market information collection, Internet promotion and other marketing serve.
2. Our sale team will visit the market for market research, for a better and deeper development in local.
3. As an International brand, we will participate into professional hardware exhibitions and building material exhibitions, including MOSBUILD in Russia, Interzum in Germany, to build our brand impress to the market. So our brand will have a high reputation.
4. Distributors will have the priority for know our new products.
Normally we cooperate with the TOP 5 players in the market. Those players who have a mature sale team, marketing and promotion channels.
Knowing each other is necessary, please offer us your specific plan for IISDOO brand promotion. So that we could discuss more the possibility to be the sole distributor. We will request a yearly purchasing target basing on your market situation.
1. strong design team. 2. project experience. 3. certifications, test reports. 4. cooperated customers. 5. production lines. 6. after sales service team. 7. quality control, strong QC team. 8. big warehouse (stocks).