Along with urban renewal, shopping malls play a pivotal role in revitalizing the stock urban spaces. Old shopping malls can be transformed into commercial complexes complying with the consumption idea in the new era through creative transformation and science & technology. In consideration of experience, social and diverse consumption trend, the main direction for urban renewal of traditional commercial space in China at present lies in cultural, commercial and tourism complex integrated immersive experience, multiple socialization and innovative consumption.
 

 
Commerce is an important carrier for cities. Stock commerce innovation and urban renewal are also very important to improve quality and development of commerce. The economic commercial circle centered on Chaoyang Joy City is under upgrading at a fast speed. As a “five-star shopping center”, Chaoyang Joy City is located in the core area of Chaoqing Block in the east of Beijing. Featuring some unique charm, such as young, fashionable, trendy and elegant style, Chaoyang Joy City has become a key urban life cycle integrated with residence, work, leisure and entertainment.
 

 
In-depth practical research has been made for the space upgrading and transformation of Chaoyang Joy City B1. For instance, urban renewal to underground space was carried out to improve the commercial value of block, activate the vitality of underground space. It could also provide certain reference for the implementation of traditional commercial facility renewal and renovation projects, and for research on the details for supporting policies. In particular, it is also the very first pilot project on underground space since the issuance of Beijing Urban Renewal Regulations.
 
Focused on “Destination for Ideal Urban Land”, the renewal of Chaoyang Joy City B1 floor is made into a “green and natural experience”-style commercial center. To be specific, the original B1 floor space has been transformed into a “green and dynamic fashion landmark” and brands such as MUJI China flagship store and ole boutique supermarket are introduced. Chaoyang Joy City B1 floor is also enriched with commercial facilities that are of low-density, high-quality and strong-interaction.

Optimize business mix, reduce traditional retail, increase experience consumption, and define the business mix based on the location. 
 
Determine the main part: Upgrade main traditional stores and introduce new main stores; determine the main part and the position of main stores after mall renovation.
 
Diverse distribution modes: Group model; group distribution model, under which various businesses are allocated properly at different sites of shopping mall. 
 

Improve the mode of moving line, increase accessibility, use fewer grids, increase the possibility of arrival by all visitors and reduce dead angles of commerce.
 
Connect internal space; horizontal moving line, loop, adjustment of shape and size, all of which are aimed to form a continuous direction and guide visitors with direction, source and aim. 

Improve space readability, strengthen space order, simplify moving-line structure, ensure visual continuity; enhance visitors’ understanding and familiarity of the whole shopping space, and improve their comfort. 

Establish a stretched public space, improve the ratio of public space area, strengthen visual communication, plan passage space, and solve the problem of restricted space feeling ascribed to overemphasis on business area and minimization of public area. 
 
Create differentiated spatial form, such as separation space, merging space, implantation space, and upgrade and change the original structure if possible, in order to show differentiated spatial form. 
 
Promote the visual perception, keep the whole visual impression, maintain visual consistency, enrich visual effect, solve the problem of disorderly visual effect, and leave a good visual impression on customers. 
 
Foster favorable atmospheric experience, create themed scenes, improve acousto-optic background, implant IP image, and cultivate special characteristics for shopping malls by emphasizing atmosphere experience in order to make these malls different and special.

The shape of the grey tuyere belt at the top of the space is made in parallel to the edge of shop, in order to maintain the fluency and consistency of the whole space. The column surface is designed with champagne sheet veneer similar to the environment tone with rounded edges and parting handling, in order to add cylinder shape details. Make the sketch of ground sidelines correspond with top side line sketch, in order to keep the sense of wholeness for the space. 
 
As for the display cabinet, the grey paint with artistic texture is well matched with champagne gold metallic structure. The top is however divided freely into several parts in the form of round corners, making the model smart and fashionable. Light belt is also employed to strengthen shape sketch and outline elegance and sense of quality. Plants have also been used in shops to highlight the overall natural and comfortable space atmosphere.