Regular Expression for matching mobile, Unicom, and telecom phone numbers

The common number segment is as follows:

China Mobile 134.135.136.137.138.139.150.151.152.157.158.159.187.188, 147 (data card)
China Unicom 130.131.132.155.156.185.186
China Telecom 133.153.180.189
CDMA 1, 133,153

The regular expression is as follows:

/// <Summary>
/// Match the mobile phone number
/// </Summary>
Public const string pattern_cmcmobilenum = @ "^ 1 (3 [4-9] | 5 [012789] | 8 [78]) \ D {8} $ ";
/// <Summary>
/// Match the China Telecom mobile phone number
/// </Summary>
Public const string pattern_ctcmobilenum = @ "^ 18 [09] \ D {8} $ ";
/// <Summary>
/// Match the China Unicom mobile phone number
/// </Summary>
Public const string pattern_cutmobilenum = @ "^ 1 (3 [0-2] | 5 [56] | 8 [56]) \ D {8} $ ";
/// <Summary>
/// Match the CDMA mobile phone number
/// </Summary>
Public const string pattern_cdmamobilenum = @ "^ 1 [35] 3 \ D {8} $ ";