The Yellow Tiger

Featuring both criminal organizations, The German, Council of Eleven, and the Chinese, Brotherhood of the Yellow Beetle this is a fast action kidnapping of the British Munitions Minister. But while Sexton Blake breaks this case, he is himself kidnapped. As the foremost problem for Prince Wu Ling, his death will be a tribute in China. Blake is in transit to Kaitu Island but the British nation with Yvonne and Tinker will do anything to save Blake-to their peril.
Fast action, this is a classic, long Sexton Blake story which presages problems with Germany and China.