正式介绍信是写信人因公务把自己的同事或业务关系介绍给某单位或某个人。 这种介绍信言和格式比较规范、严谨， 内容一般包括以下几个方面：
（1）subject: introductiondear mr. / ms.,
this is to introduce mr. frank jones, our new marketingspecialist who will be in london from april 5 to mid april on business. we shall appreciate any help you can give mr. jones and will always be happy to
The Embassy of Germany in Beijing
此处写单位英文名称 People’s Republic of China Presents its compliments to the Embassy of Germany in Beijing and has the honor to request for the issue of entry visas of Germany for 此处写学员姓名的汉语拼音, who is leaving China on October, 3, 20xx.此处写单位英文名称avails itself of this opportunity to renew to the Embassy of Germany the assurances of its highest consideration.·介绍信模板 ·介绍信格式 ·实习介绍信 ·入党介绍信 ·自我介绍信此处写英文单位名称，并盖章
July 5, 20xx
dear mr. / ms,
we are pleased to introduce mr. wang you, our import manager of textiles department. mr. wang is spending three weeks in your city to develop our business with chief manufactures and to make purchases of decorative fabrics for the coming season.
we shall be most grateful if you will introduce him to reliable manufacturers and give him any help or advice he may need.
November **, ****
To Whom It May Concern:
This is to confirm that Mr. Li Dashui has worked as a full-time system analyst in the NY University since Jun 1994(or This letter is to verify that Mr. Li Dashui worked as an chemist from July 1993 to Sept. 1994). Mr. Lis main duties and responsibilities are as follows:
Design, develop and install various computer hardware, software and network systems for banks.
Determine and analyze the requirements of each system project into related componets solved through the application of computer technology.
Write specifications for computer programs, and test and implement programs for network systems and control systems.
Supervise computer programmers and other system analysts for paticular system projects.
Mr. Li has mainly taken part in the following projects:
The first engineering design of city general business computer network system.
Upgrading banks system for IBM AS/400 E45 to IBM AS/400 320, IBM AS/400 530.
The design development and test of city general business computer network system.
The design and development network and database systems for the Golden Credit Card Project.
Mr. Li is well experienced with IBM AS/400 system analysis, TCP/IP protocol, SNA protocol and LAN; proficient in RPGIII, VB, C/C++ and DB2, and skilled in UNIX, Informix, Client/Server etc.
Mr. Li is a hard-working and talented analyst, and is highly respected member in our company. If you need further information, please feel free to contact me. Sincerely yours, Singature, Zhang Jianguo
Senior Engineer and Technical Manage Company Name, Address, Tex Fax
At the request of Mr.Xizhen Chen,my former student in the Department of Computer Science,Beijing Univ.of Sciences,I am glad to write this letter furnishing my uation ofhis academic aptitude for your reference.Mr.Chen is interested in your graduate program in Computer Science.I came to know him in September 1987 when Mr.Chen enrolled in my class on FORTRAN IV Programming,a three semesters’’course.In the class he was one of the most outstanding students.At the semester final he earned ahigh grade of 81,which should be"A"according to our grading system.I also ound him good at other studies.After the class,he had personal talks with me several times.
He indicated agreat interest in computer hardware,In my opinion,Mr.Chen has apotential in Computer Science,which can be further developed.In view of his previous achievements in this College,I am firmly convinced that Mr.Chen will make asuccessful graduate student.Your favorable consideration of his admission will be hi ghly appreciated.
I am pleased to write this letter for my former student Miss Nan Li,who graduated from this College with an L.B.degree in June 1978.Miss Li was admitted to the Department of Law of this College in 1974 through highly competitive entrance examination whi ch is conducted annually and is open to the whole nation.Even in such aselective group.Miss Li made herself distinguished.As professor and dean of the College,I have access to her records of academic work and moral conduct,In her fourth year study,I instructed her in Anglo-American Laws on Trespass.So Ihave known her quite well.Miss Li’’s performance,like that in many other courses she taken,was excellent with asuperior grade of 86 for the first semester,and 84 for the second semester.
In our university and in other university here,80 is considered"A",the highest level.As far as Iknow,Miss Li wishes to continue her study in Law for an advanced degree.I am sure she has had sufficient prerequisite knowledge for the subject and certainly has the ability to undertake the study.I recommend Miss Li without reservation and shall appreciate your favorable consideration of her application.