The real identity of Shan Zhigang in Si Teng was Master Qiu Shan of Xuanmen. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to increase his reputation, but Si Teng revealed Qiu Shan's true colors. Therefore, Dan Zhigang was Qiu Shan.

The real identity of Shan Zhigang in Si Teng was Master Qiu Shan of Xuanmen. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to raise his reputation, but Si Teng exposed Qiu Shan's true face, causing Qiu Shan to be rejected by the orthodox sect. In order to gain the recognition of the Mysterious Gate, Qiu Shan created Si Teng and used her to kill the Duon Race. Then, he made a move and created the illusion that he was brave enough to destroy the Duon Race. Qiu Shan hid his appearance and turned into the young Dan Zhigang. Therefore, Dan Zhigang's real identity was Qiu Shan.
Shan Zhigang's real identity in the TV series Si Teng was the Taoist Master Qiu Shan. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to increase his reputation, but Si Teng revealed Qiu Shan's true colors.
Dan Zhigang and Si Teng had finally reunited. In " Si Teng," Shan Zhigang recognized Si Teng excitedly when he first saw her in the hospital and chased her to the door to confirm. In addition, Dan Zhigang's words," So it's her," also indicated that he had a special relationship with Si Teng. Therefore, it could be confirmed that Shan Zhigang and Si Teng had recognized each other.
There were some contradictions and disputes about whether Shan Zhigang was a good person in Si Teng. Some documents mentioned that Shan Zhigang was Qin Fang's good friend and treated Qin Fang very well. However, he had indirectly caused the death of Qin Fang's first girlfriend, Chen Wan. Therefore, he felt guilty towards Qin Fang and treated Qin Fang well to make up for his mistake. However, other documents hinted that Shan Zhigang's true identity was Qiu Shan. He had complicated motives and malicious intentions. He used Si Teng and wanted to kill her. Therefore, there was no clear answer to the question of whether Shan Zhigang was a good person or not.
Qiu Shan and Si Teng reached a reconciliation in the play. Although the details of the reconciliation were not explicitly described in the play, it could be inferred that Qiu Shan and Si Teng had reached a reconciliation in the play.
Qiu Shan and Si Teng reached a reconciliation in the play. Although the details of the reconciliation were not explicitly described in the play, it could be inferred that Qiu Shan and Si Teng had reached a reconciliation in the play. Qiu Shan was once very cruel to Si Teng, but in the development of the plot, after Qiu Shan saw Si Teng's growth and his act of saving people, he was shocked and suspicious of Si Teng. However, after Qiu Shan's arrival, Bai Ying took Si Teng and escaped, and the two of them fought against Qiu Shan together. Although the details of the settlement were not clearly described, it could be inferred that Qiu Shan and Si Teng had reached a settlement in the play.
Qiu Shan and Si Teng's ending was mutual destruction. Qiu Shan bore a grudge because he was deceived by Clan Leader Huo, and in the end, he chose to take revenge with his death. And because Si Teng had love in his heart, he became Qin Fang's family. The details of the reconciliation between Qiu Shan and Si Teng were not clearly described in the plot, but it could be inferred that they had reached a reconciliation in the play.
Qiu Shan's feelings for Si Teng were complicated. Although Qiu Shan had initially nurtured Si Teng out of selfishness and obsession, during the process of getting along with him, he had developed feelings for Si Teng. He was not sure if it was kinship or love. However, Qiu Shan's attitude towards Si Teng was harsh, insulting, and even abusing him. He used Si Teng to expand his reputation, and at the same time, he did not allow Si Teng to have his own feelings. Qiu Shan's actions and attitude towards Si Teng caused Si Teng to live a painful life. This made Si Teng feel both gratitude and hatred towards Qiu Shan. Hence, it could be said that Qiu Shan did not really love Si Teng.