Hong Kong - All Sports Network (ASN) HD channel has debuted in Hong Kong on now TV (channel 680). With the addition of the ASN HD channel, now TV offers seven HD channels to viewers in Hong Kong. The others are now HONG KONG (Channel 100), now SPORTS HD (Channel 660), VOOM HD (Channel 520), National Geographic Channel HD (Channel 218), Discovery Channel HD (Channel 208) and History HD (Channel 225). … [Read more...] about now TV launches All Sports Network HD channel