WTL International Limited was established in 2012and is a high-tech enterprise and a member unit of piezoelectric crystal of the China Electronic Components Association. The company has the right to import and export independently. WTL is an enterprise that integrates the production, sales and service of electronic components and committed to providing high quality products and services to domestic and overseas customers.

Since its establishment, WTL has been exported to more than 100 countries and regions, such as UK, Germany, Spain, Poland, USA, Canada, Singapore, Russia and Taiwan etc.

Interview with Pearl ZhuDeputy Director of WTL International Limited.

Easy Engineering: What do your customers look after when buying products or services?

Pearl Zhu: Quality, price, lead-time, technical support, after-sales service, professional team services

E.E: What are the main needs of the customers?


  1. 100% matching of parameters
  2. Good product performance
  3. The price and lead-time of the products are more advantageous

E.E: How important are the after-sales services?

P.Z: After-sales service is an indispensable part of an enterprise, and it is also the most important part of after-sales. Its importance is reflected in the following aspects:

  1. a). Can expand the breadth and depth of customer groups, develop loyal customers and even lifelong customers
  2. b). Improve the credibility and reputation of the company’s products
  3. c). Conducive to the overall external output of the company’s corporate image
  4. d). Increase the company’s position in the market

E.E: What after-sales services do you offer?

P.Z: Logistics follow-up: 

Follow up customer’s receiving condition after deliver.

Customer complaint handling: 

  1. a). We will deal with customer feedback in the first time and reply within 24 hours; 
  2. b). Preliminary analysis within 3 days; 
  3. c). 8D report within 7 days; 

(Specifics are subject to actual conditions). 

Engineering answers: 

Engineer with over 20 years experience in the crystal industry.

E.E: What kind of support do you offer your customers?

P.Z: The professional team services & support, such as:

  1. a).365 days online service
  2. b). Solid knowledge of English language, support to solve after-sale problems
  3. c). Professional operating global Courier
  4. d). Graduated from the domestic or overseas foreign trade university
  5. e). Perfect training system, all team members have to be trained before working

Service & Support

  1. a). PCB vs Crystal Matching Test
  2. b). FAE Support
  3. c). Provide A Full Set of Reliability Lab Test
  4. d). Door to Door Delivery Service
  5. e). Global 180 Days Return for quality issue.

E.E: How do you promote your after-sales services?

P.Z: Promotion on major online platforms, such as: official website, Alibaba, Made in China, YouTube, LinkedIn, Facebook, etc.; as well as offline promotion, such as mail, Skype sending, etc. Customers can rest assured of our after-sales service.

E.E: What impact has product innovation on your customers?

P.Z: In order to adapt to the development of the times, innovation is an inevitable trend. Product innovation can lead to better experiences and business opportunities for customers. For crystal oscillators, innovative smaller size is a necessary behavior, so that the products used by customers can be smaller and more convenient to use, such as: Bluetooth headsets, audio and so on.

E.E: What industries do you think will grow in 2022? 

P.Z: Automotive electronics, medical electronics, home electronics,

E.E: What solutions do you bring for these industries?

P.Z: Smaller size product design and development, matching test, sample support, engineering and technical problem solving.

Please feel free to contact us for your crystal oscillator needs, we will match you with a one-to-one alternative crystal oscillator. Hope to work together in 2022 to seek win-win cooperation!

WTL International Limited


Pearl ZhuDeputy Director

Tel: +86 755 8267 7582 ext: 805


Jenny | Sales

Tel: +86 755 8267 7582 ext: 803