Service & Support

Zhaoqing Jinlong Heating Tube Manufacturing Co., Ltd. provides comprehensive product service and support, including technical consultation, after-sales service and solutions.

Product Service & Support

Technical Support
Installation Guide
Troubleshooting
Parts Center
Product Manuals

Important Notices

2025-10-01 The company website has been transferred from the original domain www.heaterjinlong.com to the current one. The website is still under construction and improvement. Please excuse any incomplete or incorrect information. Thank you.
2025-10-01 The company website currently does not support English search functionality, and there may be some translation errors on the English version of the pages. We apologize for any inconvenience this may cause. If you notice any issues, you can report them to us by submitting a ticket, and we will fix them as soon as possible.

Frequently Asked Questions

Causes:Ceramic contact rod stuck by foreign objects; thermal bimetal deformation; moving and static contacts fatigued and loss of elasticity; moving and static contacts stuck and cannot open/close; moving and static contact piece fastening screws loose.

Solutions:Remove foreign objects, ensure hand pressing can move up and down flexibly; adjust deformation to restore original shape and elasticity; adjust contact angles to restore elasticity; grind contacts, replace with new ones if ineffective; retighten screws.

Causes:Fuse diameter too small, insufficient capacity; short circuit between power cord plug and socket; heating tube insert or lead wire detached causing short circuit; heating tube (resistance wire) burned out or causing short circuit; dirt accumulation or carbonization on electric heating socket causing short circuit.

Solutions:Replace with appropriate fuse; repair or replace power plug or socket; reconnect firmly; repair or replace; clean dirt, repair or replace parts.

Causes:Abnormal power supply or power outage; fuse blown; poor contact between power cord plug and socket or power cord disconnection; heating tube insert or lead wire detached causing short circuit; heating tube burned out; temperature controller contacts poor contact or burned out.

Solutions:Use after power supply is normal; replace with same type fuse; repair or replace; re-solder firmly; replace with same specification heating tube; repair or replace.

Causes:Ground wire not properly connected; too much dirt on electric heating socket or power plug; circuit wires detached and touching cup body; heating tube (resistance wire) insulation damaged; heating tube (resistance wire) burned out and short circuit with cup body; improper cleaning, water entering junction box.

Solutions:Connect ground wire as required; clean and dry properly; check detached wires, re-solder firmly; repair or replace; replace with same specification heating tube; correct cleaning and drying treatment.

Cross-Strait Economic and Trade Network Logo

Taiwan Business Association is an organization established to serve Taiwanese businessmen investing and operating in mainland China against the background of increasingly frequent cross-strait economic and trade exchanges. Taking the Taiwan Business Association associated with the SEF Taiwan Business Service Center as an example, it relies on the SEF's many years of cross-strait practical experience, integrates government and private resources, and builds a platform to serve Taiwanese businessmen.

The purpose of establishing the Taiwan Business Association is to strengthen Taiwanese businessmen's information acquisition and consulting services in cross-strait economic and trade, protect Taiwanese businessmen's investment rights and interests in mainland China, strengthen contacts between Taiwanese businessmen and between Taiwanese businessmen and the government, and promote cross-strait economic and trade exchanges and Taiwanese businessmen's development.

Service features include:

Based on more than 20 years of cross-strait practical experience of SEF, providing sincere and professional services;

Starting from customer needs, combining the strength of government departments to provide efficient services;

With the help of the huge contact network of more than 100 regional Taiwan Business Associations in mainland China, forming a service system;

Inviting experts to provide professional consultation covering business, law, finance, life care and other fields;

Professionally handling economic and trade disputes, coordinating with professionals to provide explanations and suggestions;

Setting up service hotlines to provide immediate assistance.

Service items include:

Taiwan businessmen safety emergency rescue: When Taiwan businessmen encounter travel emergencies, personal safety threats, etc., providing case rescue, emergency rescue, coordinating cross-strait related institutions and local Taiwan Business Associations to provide immediate services, assisting families in immigration and aftermath matters, etc;

Economic and trade dispute coordination: Forming a financial and legal advisory group to assist in handling cross-strait economic and trade dispute cases, conducting on-site investigations, coordinating cross-strait units, and regularly holding Taiwan businessmen consultation day activities;

Business professional consultation: Arranging economic and trade lectures, inviting professionals to strengthen consultation services, timely sending major economic events or epidemic-related information and providing response suggestions for mainland investment and business environment, cross-strait economic and trade policies and regulations;

Taiwan businessmen connection service: Handling lectures, seminars, friendship activities, strengthening communication between Taiwan businessmen and the government, promoting exchanges between cross-strait economic and trade professionals, publishing economic and trade books, providing life care services such as children's education, immigration, medical care, and setting up opinion boxes to collect Taiwan businessmen's opinions and reflect them to the government.

Taiwan Business Association plays an important role in protecting the rights and interests of Taiwanese businessmen, promoting cross-strait economic and trade cooperation and exchanges, and is an important support force for Taiwanese businessmen's development in mainland China.

Zhaoqing Jinlong Heating Tube Manufacturing Co., Ltd. is a member of the Taiwan Business Association and is a foreign-funded enterprise relatively controlled by Hong Kong, Macao and Taiwan investors.

You can use the search box at the top of the website, enter product name, model or keyword to search. You can also visit the "Products" page and browse different types of heating tube products through category navigation.

You can contact us through the following methods:

1. Visit the "Contact Us" page, fill in the contact form, and we will reply to you as soon as possible. (The Contact Us page can be accessed through the "Contact Us" links in the top navigation bar and bottom footer, or by searching for "Contact Us" in the search box in the upper right corner.)

2. Call 0758-2870808 (Customer Service Center), and we will serve you during working hours. (Working hours: Monday to Friday 9:00-18:00)

Our website currently supports two languages: Chinese and English. On desktop, you can switch languages at any time through the language switch button at the top of the page. On mobile devices, the language switch button is located in the menu bar at the top left corner.