筆中的業務範圍遍及全國各地，並呈現出以北京為據點，業務範圍向四周輻射的狀態。在河北、河南、山東、山西、內蒙、黑龍江、甘肅、湖北、湖南、安徽等地，都有筆中的工程分布。特別在最近兩年，筆中在北方市場連連奪得諸多展館的設計和搭建資格。
筆中業績
1．中核集團展廳 Design of China National Nuclear Group Exhibition Hall
2．伊春市城市規劃展覽館 Yichun city planning exhibition hall
3．沙河規劃展覽館 Design of Shahe Planning Exhibition Hall
4．海灣集團展廳 Design of GST Exhibition Hall
5．保定規劃展覽館 Design of Baoding Planning Exhibition Hall
6．新奧集團展廳 Design of ENN Exhibition Hall
7．中石油冀東展廳 Design of CNPC East Hebei Exhibition Hall
8．淄博工程學院展廳 Design of Zibo University Of Technology Exhibition Hall
9．太原重型機器集團展廳 Design of Taiyuan Heavy Machinery Group Exhibition Hall
10．烏海科技館 Design of Wuhai Science and Technology Museum
11．石家莊印鈔廠展廳 Design of BPMC Exhibition Hall
12．德勝門地震館 Design of Deshengmen Earthquake Museum
13．亦莊開發區 Design of Beijing Economic-technological Development Area Exhibition Hall
14．國家統計局 Design of China Bureau of Statistics of China Exhibition Hall
15．雲南城投展廳 Design of Yunnan Metropolitan Construction Investment Exhibition Hall
16．神華集團企業展廳Shenhua group enterprise
17．中國移動陳列室 Design of China Mobile Exhibition Hall
18．北京農林科學院展廳 Design of Beijing Academy of Agriculture and Forestry Science Exhibition Hall
19．邢臺規劃展覽館 Design of Xingtai Planning Exhibition Hall
20．可口可樂展廳 Design of Coca-Cola Exhibition Hall
21．國家電網德州供電公司展廳Texas state grid electric power supply company showrooms
22．張家口三年大變樣規劃展覽館 Design of Zhangjiakou Planning Exhibition Hall
23．中國石化齊魯石化展廳 Design of QPEC Exhibition Hall
24．中國兵器集團展廳 China north group exhibition hall
25．北京首都機場展廳 Design of Beijing Capital Airport Exhibition Hall
26．北京動物園展廳 Design of Beijing Zoo Exhibition Hall
27．邯鄲市規劃展覽館 Design of Handan Planning Exhibition Hall
28．磁縣規劃展覽館 Design of Cixian Planning Exhibition Hall
29．唐山市城市展覽館 Design of Tangshan Exhibition Hall
30．張家口西山產業集聚區展廳 Design of Zhangjiakou Xishan Industrial Cluster Zone Exhibition Hall
31．伊泰集團企業展館Yitai group corporate pavilions
32．中國石油寰球工程總公司展廳China petroleum and the exhibition engineering corporation
33．中鐵集團企業展廳 China railway group enterprise