CUCN

For CuCN, see Copper(I) cyanide.

CUCN or China-US Cable Network was a submarine telecommunications cable linking several countries in the Asia-Pacific region. It was retired from service in December 2016.

China-US Cable Network (CUCN)
Landing points Shantou, China Fangshan, Pingtung, Taiwan Chongming, Shanghai, China Okinawa Prefecture, Japan Pusan, South Korea Chikura, Chiba, Japan Tanguisson Point, Tamuning, Guam Bandon, Oregon, United States San Luis Obispo, California, United States
Total length	30.000 km[1]
Date of first use	1999[1]

It has landing points in:

1. Shantou, Guangdong Province, China
2. Fangshan, Pingtung County, Taiwan
3. Chongming, Shanghai, China
4. Okinawa Prefecture, Japan
5. Pusan, South Korea
6. Chikura, Chiba Prefecture, Japan
7. Tanguisson Point, Tamuning Village, Guam (unincorporated territory of the United States)
8. Bandon, Coos County, Oregon, United States
9. San Luis Obispo, San Luis Obispo County, California, United States