FUNCTION NETWORK CORPORATION is a subsidiary and regional support center of the multinational telecommunications conglomerate, Function Group. Since 1979, Function has been engaged in the manufacturing, marketing, and distribution of various telecom products and equipment worldwide with more than 1,000 professionals managing assets and providing expert sales, engineering and operations support.

Since 2002, through its predecessor Public Systems Communication and Equipment Corporation (PSCSEC), Function has made its presence felt in the Philippines by venturing with various Philippine telecom operators and successfully seizing significant market shares of public payphones in the country with its Intelligent Public Payphone and Payphone Management System.

With the ever-changing landscape of technology, the Function Group’s global operations include a diverse range of product offerings:

  • Telecommunications (e.g. payphones, multimedia kiosks)
  • Electronic Components
  • Wireless Communications – through Ligowave
  • Consumer Electronics
  • Electronic Manufacturing Services

As a telecommunications specialist, Function is involved in a full range of processes, from development and production to sales and logistics – with a single product line, offering continual technical support and assistance.  Furthermore, the continuing efforts of our five (5) R&D and innovation centers strategically located around the world bolster our capability to respond quickly to changing needs and market trends, recognizing areas of possible growth and developing technologies for potential markets three to five years into the future.

Today, Function stands as a highly diversified enterprise with presence in 9 countries throughout Asia, Europe and North America, while remaining steadfast in our determination to ensure complete customer satisfaction by producing quality products, delivering on time, and offering competitive prices.


  • Function (Huizhou) Telecommunications Co., Ltd.  (China-Huizhou) – ISO Certified Factory
  • Nutron International Co., Ltd.  (China-Shenzhen)
  • Function Telecommunications Co., Ltd.  (Hongkong)
  • Union Function Co., Ltd.  (Taiwan)
  • Navitel Corporation Private Limited  (India)
  • Navitel Technology Pte Ltd.  (Singapore)
  • Navitel Sdn Bhd (841033-K)  (Malaysia)
  • Function Network Corporation  (Philippines)
  • Function Asia Co., Ltd.  (Thailand)
  • Navitel Incorporated  (U.S.A.)
  • Ligowave LLC  (U.S.A.)
  • UAB “WILIBOX”  (Lithuania)


LigoWave’s story began in 2007 as a team dedicated to developing quality wireless networking equipment for the wireless broadband and enterprise market segments. As a member of the Function Group of Companies, our commitment to excellence has not faltered over the years and has allowed us to grow into an international brand today being used throughout 150 countries around the world.  Our product lines have expanded to meet all markets, including Point-to-MultiPoint data distribution, Point-to-Point bridges for backhaul applications, access points for indoor applications, as well as, enterpise managed WiFi solutions. With an unwavering determination to exceed basic performance, we have developed proprietary software that breaks the limits of standard Wi-Fi and that of our competitors.

Company Information

Address: Unit 7, 2nd Floor Cacho Gonzales Building101 Aguirre cor. Trasierra Streets, Legaspi

Website: /

Telephone:  + 632. 2552622; 4789346