This study presents a conceptual framework of customer relationship in Taiwan hospitality industry. The purpose of this work is to elucidate how relationship balance, relationship behavior, relationship quality, relationship investment and relationship value are related, and explores the path of this casual relationship. The relationship quality and relationship investment are the two factors which will be consider as interfacial variables in the study design. Samples were collected using the questionnaire, which had been assessed the quality of our measurement efforts by investigating reliability and validity. This study adopted a linear structure equation approach to examine the casual relationship framework. The findings are as follows: relationship quality found to be positively affected by relationship balance and relationship investment is positively influenced by relationship behavior. Furthermore, relationship investment found to be directly and positively affected by relationship quality. Finally, relationship value is affected by relationship quality and relationship investment respectively. Relationship quality and relationship investment occupy the functions of interval roles. One of the contributions of this study is its conclusions and suggestions of relationship balance and relationship behavior toward increasing its relationship value in hospitality industry.