摩根对腾讯的研究分析报告，很详尽。可以用于大家研究腾讯。-Morgan' s research and analysis report for Tencent, very detailed. Can be used for everyone to Tencent.

The first bipolar junction transistors were invented by Bell labs William Shockley, which applied for patent(2,569,347) on June 26, 1948. On April 12, 1950, Bell Labs chemists Gordon Teal and Morgan Sparks had successfully produced a working bipolar