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Contact Number: 0755-23699637

Manufacturing

CHIM maintains full process control across die casting, assembly, and sealing. Every fixture undergoes 100% functional, waterproofing, and high-voltage testing on the final inspection line to ensure complete compliance with design specifications.

Single-Site Manufacturing for Total Consistency

Split-supply chains introduce cumulative component variance on the assembly line. By managing die casting, injection molding, assembly, and optical testing under one roof, CHIM maintains 100% process control to guarantee uniform performance for every fixture.

In-House Tool Shop: Fast Iterations & Precise Repeat Orders

Custom project development often stalls during mold iterations. Because our dedicated tool shop operates directly within the manufacturing facility, CHIM handles mold adjustments and design updates in-house. We eliminate third-party queue times, accelerating custom projects from initial drawing to physical sample.

Controlled At Every Handover

Good quality cannot be tested into a finished product at the very end. It must be locked in when materials move from one workshop to the next under our roof.

The Material Base

We test the quality of our raw aluminum and plastic before casting or molding begins. This ensures the housing can handle heat uniformly before any parts go to the assembly line.

The Perfect Fit

Instead of hoping parts from different suppliers fit together, we control the assembly in our own shop. We make sure the aluminum housing and the PCB align perfectly with zero gaps.

The Final Test

The fully built light undergoes a full electrical, light output, and waterproof test. A 8-hour burn-in forces the housing, driver, and lens to work together stably as one piece.

Five checks that matter for your order

Before a production batch begins, the first unit off the line goes through a full inspection. Here are five of the tests it must pass, and why each one matters once the light is installed in your customer’s facility.

Waterproof Test

The fixture is sprayed with water at the pressure and duration specified by its IP rating. A leak that passes a quick visual check can still let moisture in over weeks of operation. This test verifies the seal holds under sustained exposure.

Dielectric Strength

1,500 volts AC is applied for one minute. The leakage current must stay below 5 milliamps. This confirms the electrical insulation can handle voltage stress safely, which is essential for compliance with European and North American safety standards.

On/Off Cycling

The light is switched on and off ten times across the full voltage range, from 120V to 277V. It must start within five seconds every time, and all light sources must start and stop together. In a real installation, inconsistent startup behavior frustrates the end user.

Photometric Verification

Power draw, power factor, color temperature, CRI, luminous flux, and beam angle are measured against the specification sheet. If the numbers drift from the spec, the lighting design that your engineer calculated for the project is compromised.

Pull Force Test

A 60-newton force is applied to the input cable, 25 times. The cable must stay firmly anchored with displacement under 2 millimeters. A loose cable connection can cause intermittent power loss that is expensive to diagnose on a high ceiling.

These five tests are part of a longer checklist. Each production batch starts with a first-article report that covers appearance, structure, specifications, safety, reliability, and packaging before the line is cleared to run.

Running 7 Lines Under One Quality Standard

To deliver large orders without losing quality, every assembly line follows identical station SOPs. Our tracking system links every finished light directly back to its raw material lot number and test log.
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Privacy Policy | CHIM Industrial LED Lighting

Chat on WhatsApp: +86 13826562921

Contact Number: 0755-23699637

INTRODUCTION

Last updated – 8th Apr 2025

www.chenghan-led.com respects the privacy of our users. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website www.chenghan-led.com, including any other media form, media channel, mobile website, or mobile application related or connected thereto (collectively, the “Site”). Please read this privacy policy carefully. If you do not agree with the terms of this privacy policy, please do not access the site.

We reserve the right to make changes to this Privacy Policy at any time and for any reason. We will alert you about any changes by updating the “Last Updated” date of this Privacy Policy. Any changes or modifications will be effective immediately upon posting the updated Privacy Policy on the Site, and you waive the right to receive specific notice of each such change or modification.

You are encouraged to periodically review this Privacy Policy to stay informed of updates. You will be deemed to have been made aware of, will be subject to, and will be deemed to have accepted the changes in any revised Privacy Policy by your continued use of the Site after the date such revised Privacy Policy is posted.

COLLECTION OF YOUR INFORMATION

We may collect information about you in a variety of ways. The information we may collect on the Site includes:

Personal Data

Personally identifiable information, such as your name, email address, and telephone number, country/region, company name, website, that you voluntarily give to us when you register with the Site. You are under no obligation to provide us with personal information of any kind, however your refusal to do so may prevent you from using certain features of the Site.

Derivative Data

Information our servers automatically collect when you access the Site, such as your IP address, your browser type, your operating system, your access times, and the pages you have viewed directly before and after accessing the Site.

USE OF YOUR INFORMATION

Having accurate information about you permits us to provide you with a smooth, efficient, and customized experience. Specifically, we may use information collected about you via the Site to:

Compile anonymous statistical data and analysis for use internally.

Create and manage your account.

Deliver targeted advertising, coupons, newsletters, and other information regarding promotions and the Site to you.

Email you regarding your account or order.

Enable user-to-user communications.

Fulfill and manage orders, and other transactions related to the Site.

Generate a personal profile about you to make future visits to the Site more personalized.

Increase the efficiency and operation of the Site.

Monitor and analyze usage and trends to improve your experience with the Site.

Notify you of updates to the Site.

Offer new products, services, and/or recommendations to you.

Perform other business activities as needed.

Prevent fraudulent transactions, monitor against theft, and protect against criminal activity.

Request feedback and contact you about your use of the Site.

Resolve disputes and troubleshoot problems.

Respond to product and customer service requests.

Send you a newsletter.

Solicit support for the Site.

DISCLOSURE OF YOUR INFORMATION

We may share information we have collected about you in certain situations. Your information may be disclosed as follows:

By Law or to Protect Rights

If we believe the release of information about you is necessary to respond to legal process, to investigate or remedy potential violations of our policies, or to protect the rights, property, and safety of others, we may share your information as permitted or required by any applicable law, rule, or regulation. This includes exchanging information with other entities for fraud protection and credit risk reduction.

Third-Party Service Providers

We may share your information with third parties that perform services for us or on our behalf, including data analysis, and shipping service.

Business Partners

We may share your information with our business partners to offer you certain products, services or promotions.

Other Third Parties

We may share your information with advertisers and investors for the purpose of conducting general business analysis. We may also share your information with such third parties for marketing purposes, as permitted by law.

TRACKING TECHNOLOGIES

We may share your information with advertisers and investors for the purpose of conducting general business analysis. We may also share your information with such third parties for marketing purposes, as permitted by law.

Cookies and Web Beacons

We may use cookies, and other tracking technologies on the Site to help customize the Site and improve your experience. When you access the Site, your personal information is not collected through the use of tracking technology. Most browsers are set to accept cookies by default. You can remove or reject cookies, but be aware that such action could affect the availability and functionality of the Site. You may not decline web beacons. However, they can be rendered ineffective by declining all cookies or by modifying your web browser’s settings to notify you each time a cookie is tendered, permitting you to accept or decline cookies on an individual basis.

Website Analytics

We may also partner with selected third-party vendors, such as Google Analytics, to allow tracking technologies and remarketing services on the Site through the use of first party cookies and third-party cookies, to, among other things, analyze and track users’ use of the Site, determine the popularity of certain content and better understand online activity. By accessing the Site, you consent to the collection and use of your information by these third-party vendors. You are encouraged to review their privacy policy. We do not transfer personal information to these third-party vendors.

You should be aware that getting a new computer, installing a new browser, upgrading an existing browser, or erasing or otherwise altering your browser’s cookies files may also clear certain opt-out cookies, plug-ins, or settings.

THIRD-PARTY WEBSITES

The Site may contain links to third-party websites and applications of interest, including advertisements and external services, that are not affiliated with us. Once you have used these links to leave the Site, any information you provide to these third parties is not covered by this Privacy Policy, and we cannot guarantee the safety and privacy of your information. Before visiting and providing any information to any third-party websites, you should inform yourself of the privacy policies and practices (if any) of the third party responsible for that website, and should take those steps necessary to, in your discretion, protect the privacy of your information. We are not responsible for the content or privacy and security practices and policies of any third parties, including other sites, services or applications that may be linked to or from the Site.

SECURITY OF YOUR INFORMATION

We use administrative, technical, and physical security measures to help protect your personal information. While we have taken reasonable steps to secure the personal information you provide to us, please be aware that despite our efforts, no security measures are perfect or impenetrable, and no method of data transmission can be guaranteed against any interception or other type of misuse. Any information disclosed online is vulnerable to interception and misuse by unauthorized parties. Therefore, we cannot guarantee complete security if you provide personal information.

POLICY FOR CHILDREN

We do not knowingly solicit information from or market to children under the age of 13. If you become aware of any data we have collected from children under age 13, please contact us using the contact information provided below.

CONTROLS FOR DO-NOT-TRACK FEATURES

Most web browsers and some mobile operating systems include a Do-Not-Track (“DNT”) feature or setting you can activate to signal your privacy preference not to have data about your online browsing activities monitored and collected. No uniform technology standard for recognizing and implementing DNT signals has been finalized. As such, we do not currently respond to DNT browser signals or any other mechanism that automatically communicates your choice not to be tracked online. If a standard for online tracking is adopted that we must follow in the future, we will inform you about that practice in a revised version of this Privacy Policy. Most web browsers and some mobile operating systems include a Do-Not-Track (“DNT”) feature or setting you can activate to signal your privacy preference not to have data about your online browsing activities monitored and collected. If you set the DNT signal on your browser, we will respond to such DNT browser signals.

OPTIONS REGARDING YOUR INFORMATION

Account Information

You may at any time review or change the information in your account or terminate your account by:
Logging into your account settings and updating your account
Contacting us using the contact information provided below
Upon your request to terminate your account, we will deactivate or delete your account and information from our active databases. However, some information may be retained in our files to prevent fraud, troubleshoot problems, assist with any investigations, enforce our Terms and Conditions and/or comply with legal requirements.

Emails and Communications

If you no longer wish to receive correspondence, emails, or other communications from us, you may opt-out by:
Noting your preferences at the time you register your account with the Site
Contacting us using the contact information

CONTACT US

If you have questions or comments about this Privacy Policy, please contact us at:

Shenzhen

Zhongshan

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