【正文】 onument, where the former daming gate, daqing gate andzhonghua gate are located。 zhengyangmen tower and jianlou tower are thebuildings at the south end of the square。 the great hall of the people islocated in the west side of the square。 the national museum of china is locatedon the east side of the square.first of all, let me introduce chang39。an street. chang39。an street in the mingand qing dynasties was spanided into two sections. the east chang39。an street wasfrom the left gate of chang39。an to dongdan pailou, and the west chang39。an streetwas from the right gate of chang39。an to xidan pailou, with a total length ofabout 10 li, monly known as 10 li long street. in 1966, chang39。an street wastransformed into an important traffic road across the east and west of 39。s chang39。an street starts from tongzhou district in the east and ends atshijingshan district in the west, with an average width of 70 meters and amaximum width of 100 meters. with a total length of 92 li, it is known ashundred li long street.after chang39。an street, you can get to the north side of the square. thefirst thing we see is the flag and flagpole. the designer of the national flagis mr. zeng liansong. in 1991, china promulgated the national flag law. in orderto meet the requirements of the new ceremony of raising and lowering thenational flag, the original flagpole base and flagpole were reformed. thereconstructed flagpole base covers an area of 36 square meters, surrounded bywhite marble railings and 2meterwide steps. the outer ring of the base ispaved with ochre red granite more than 2 meters wide, and the outermost layer isa green belt 5 meters wide. the guardrail outside the green belt is posed of56 golden copper isolation piers, symbolizing the unity of 56 nationalitiesunder the national flag. the new flagpole is made of seamless steel tube, high, assembled in 4 sections, weighing 7 tons. after special treatment,it can reach 20 meters___ no rust in years.in addition, the national flag law stipulates that the flag raisingceremony is spanided into two kinds: festival flag raising and weekday flagraising. the flag raising and lowering ceremony will be held every nationalimportant celebration or on the 1st of every month. at that time, 36 officersand soldiers of the national flag guard of the chinese people39。s armed policeforce and 60 members of the military band will form a guard of honor, and themilitary band will play the national anthem live. during the flag raisingceremony, only 36 officers and soldiers of the national flag guard performed thetask of guard of honor, and the national anthem was recorded during theceremony. the rising and falling time of the national flag is determinedaccording to the time of sunrise and sunset every day. the whole process is 2minutes and 7 seconds.the monument to the people39。s heroes is located in the center of the september 30, 1949, the first plenary session of the chinese people39。spolitical consultative conference adopted a resolution to erect the monument tothe people39。s heroes in tiananmen square. that afternoon, mao ze___ he led allcppcc members to hold a grand foundation laying ceremony in tiananmen than a year later, liang sicheng39。s design scheme was determined as the mainone, and various opinions were solicited to form today39。s model. constructionstarted in 1952 and the opening ceremony was held on may 1, 1958.the monument to the people39。s heroes we see today is built on a twostoryplatform, 38 meters high. the top of the monument is regulated by the core of the monument weighs more than 60 tons. the body of the monument ismade of 413 pieces of granite. the whole building uses more than 17000 pieces ofgranite and white marble. the front of the monument is made by mao ze___ thepeople39。s heroes will never die was inscribed. the inscription on the back iswritten by mao ze___ the content of the inscription is: the people39。s heroes whodied in the people39。s liberation war and the people39。s revolution in the pastthree years are immortal! the people39。s heroes who died in the people39。sliberation war and the people39。s revolution in the past 30 years are immortal! itcan be traced back to 1840 years. since then, in order to fight against theinternal and external enemies and strive for national independence and people39。sfreedom. the people39。s heroes who died in all previous struggles are immortal!below the body of the tablet is a small pedestal. three wreaths are carved inthe north and south directions of the pedestal, one in the east and one in thewest. there are eight wreaths on all sides. the wreaths are posed of peony,lotus, lily and chrysanthemum. the 10 tablets of the marble carving aresurrounded by the stone tablets under the small tablet. the contents are in thefollowing order: humen destructed opium, jintian uprising, wuchanguprising, 54 movements, may 30 movement, nanchang uprising, antijapanese war, and victory crossing the river. there are two decorativereliefs on both sides of crossing the river in victory, which are supportingthe front line and weling the people39。s liberation army. all the reliefshave 180 tasks, summarizing my revolutionary history of more than 100 years. themonument to the people39。s heroes is the first large memorial building in newchina.chairman mao memorial hall is located on the south side of the monument. agold plaque inscribed chairman mao memorial hall by hua guofeng is hung on thedoor. the whole project of chairman mao memorial hall took only six months, andwas pleted on september 9, 1977 in maoze___ it was officially opened to theoutside world on the anniversary of his death. the first floor of the memorialhall is spanided into three parts. the north hall is the place wherememorative activities are held. in the center of the north hall is chairmanmao39。s white jade sitting statue, behind which is a giant picture of themountains and rivers of the motherland embroidered with velvet. in the center