Table 2. Concept categorization according to the paradigm of grounded theory

Paradigm	Category	Subcategories	The main concept
1. Causal conditions	1. Client’s place attachment	A birthplace	The environment from the time it was founded
		A place of preparation for a new leap	Long-term preparation and bold investment
	2. Public orientation of the company and its clients	The founding spirit of the predecessor	Contribution to mankind
		The current owner’s willingness to contribute to society	Public-considerate work environment reflecting ESG management
2. Context conditions	1. Development conditions in Yongsan area mature	Changes in the surrounding urban environment	Progress of Yongsan(national) park development and surrounding readjustment plan
		An outpouring of regional development needs	An atmosphere of encouragement of regional development by the private sector
		Designation of special design area	Preparation of internal plan in connection with reorganization of district unit plan
3. Phenomenon	1. Promoting the invited international design competition	Adequate preparation	Preliminary investigation and contact with intentional companies, and local invitation
		Winning the total design award	Integrated design of architecture and landscape
	2. Confidence in the election plan	The adoption of a design-construction package	Respect designer’s design opinion
		Establishment of a consultative body of professional engineers	Respecting material and design principles
	3. Pre-selection and joining of construction contractors	Design-space communication and exchange instruments	User user priority principle
	4. One team with all fields combined	Building empathy in the expert pool	Collaboration and communication across all disciplines
4. Inter-vening conditions	1. The mediating role of the ordering party	Respect and efficient decision-making on the election plan	Coordinate differences with the goal of implementing the phenomenon design election plan
	2. Quality control by landscape design supervision	Design and construction management	Performs the role of bridge between design and construction
	3. Operation of the construction company’s quality control team	Expert consultation, collaboration of experts by industry	Looking for quality construction quality collateral by detailed construction type
5. Actions and interactional strategies	1. Field simulation	Reflects domestic and field-oriented understanding	Decrystallization of several species in accordance with environmental conditions
	2. Detailed drawing after inspection of physical model production	Check materials and specifications, improve details	Coordinate opinions on design changes
	3. Thorough preparation and construction	Soft landscape	Pre-site inspection, rooting, pretense, contract cultivation, etc.
Hard landscape		Artisan technicians participate and discover precision construction equipment
6. Consequences	1. An excellent evaluation	The public environment	Recognition of works in architectural and landscape field at home and home
		The private environment	Securing publicity and maintaining satisfaction with internal workers