what are the general rules for making introduction

1 一男一女碰见，男的先自我介绍，I am......nice to meet you. 女的然后说，I am......nice to meet you.

2 如果是有第三者向不认识的双方介绍。一般把男的介绍给女的。

你说的是不是这个啊？！

introduce yourself ?简单而有重点。

Making introduction of on a blind date, at a conference, or a...?
1.blind date
Male: Hi! My name is John. Nice to meet you.
Female: My name is Eva. Nice to meet you, too.
2.at a conference
Ladies and gentlemen, I have the great privilege of presenting to you a newly elected member of Congress who made a great campaign when the odds were much against him. I present Mr. Wilson, Congressman from Ohio.