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Home > Technical support
LFXN technical support
LFXN  Audio
Address:  No. 7  West 4th Rd, Xingye Avenue, Chenchong Industrial Areas, Panyu District, Guangzhou City,  Guangdong Province, China 51000
Tel: 86-20-3996 1398


About service

"Customer service is not trivial" is the core content of our customer service. The company adheres to the service concept of "professional focus, whole-process investment", and pursues the highest speed and perfect after-sales service. Reflect "sweet, warm, warm" service tenet, in order to improve the customer satisfaction as the guidance, change from the "people-oriented" service idea, the depth of the research and development, the depth of services, from the scope of services, service window may even come into contact with all the positive thinking on the plane, line and point research, refining and formulate concrete service content and standard, and implement it to the point of each service details. We will implement the team cooperation, extremely fast as you develop the service plan, from the pre-sale, sale, after-sales to provide you with efficient service mechanism, eliminate your use of worries.


Pre-sale service

Before the sale, we will according to your actual application environment and site, give full consideration to your requirements for a series of system design. We will send professional senior designers to draw system design plan, system connection diagram, equipment configuration diagram and a series of system engineering documents for you. To provide you with more intuitive, more professional design and rationalization proposals to provide engineering guidelines and engineering budget. In order to create the perfect sound effect for you in the way of the ground.


Sale service

In the sale, we will send a sophisticated professional installation team, in the shortest time strictly according to the design drawings for construction. Whether installation, debugging, every detail, we strive to achieve a step in place. At the same time, our system designers will monitor and follow up the whole process and solve all kinds of problems on site. At the same time to answer any customer doubts and confusion. So as to ensure the standardization of construction and the safety and stability of the system.

After-sales service


We solemnly promise you that:

Warranty period: the warranty period of all power amplifiers and peripheral electronic products is 1 year; To provide free replacement for quality problems of imported units, the warranty period of domestic units is 1 year; The company produces DMX full series of products, corresponding parts and systems to provide lifelong maintenance.


Improvement analysis: we will carry out abnormal quality analysis for all repaired products. If it is caused by improper use of customers, all repair parts will be charged at the cost price. If it is the factory's fault, we will quickly improve, and quick repair and feedback!

Failure response time: any customer feedback about the product, the system, we within 24 hours to give you a satisfactory and effective response; Or on-site solution.


At the same time, you will be provided with valuable comments will be properly handled and reply. And will provide you with long-term service, regular tracking, understand your new needs, in order to meet as far as possible to timely solve your problems, take the initiative to communicate, in order to constantly improve their own way to improve products and sales services


Non-warranty scope:
? appearance and parts are artificially damaged, such as improper use caused by burning.
? unauthorized change of system configuration or modification of products and improper use of equipment resulting in damage.
? damage due to force majeure.
Service objectives:


With professional products to 100% customer satisfaction, with sincere service to 100% customer satisfaction.

Service process:
1. Product performance and construction method introduction
2. Conduct on-site investigation and formulate technical plans
3. Professional design engineer shall guide the construction team before operation
4. Adopt "technical guidance management mode" for on-site technical guidance
5. Guarantee service life
6. Answer your questions within 24 hours
7. Lifelong after-sales maintenance


Service system:

1. The company sets up special after-sales service agencies and positions, and each branch office/general agent performs the duty of providing after-sales service for consumers as the local after-sales service center of the head office.

2. The company and the branch office/general agent after-sales service agency shall be responsible for the collection of consumer feedback information, acceptance of complaints and maintenance of products.

3. The company will hold various kinds of after-sales service training regularly or irregularly.