You recieve the quest from the NPC designated:

(Levels 30-60) Hou Jenhsi (530, 641) Archosaur, West
(Levels 61-90) Tu Jo (533, 642) Archosaur, West
(Levels 91+) Tu Heng (533, 645) Archosaur, West

Take appropriate rank set of stones to the indicated NPC. (Either a Merchant, Apothecary, Craftsman, or Tailor)

These will show up on your quest details if you open it. The quest will also give you a hint by telling you what part of the city the NPC is in.
After turning in the stones, return to the original NPC which gave the quest (Hou Jenhsi, Tu Jo, etc.)
Wait 10 minutes in-game time. A lot of people use this waiting time to do their Friendship quest.
After waiting, the quest reward can be obtained.

The amount of ExP and SP recieved is dependant on the level.

The stones that you must take are:

Note: The grade 1 of these stones are found on the third page, 2nd row of any Merchant NPC (NOT Jewelcraftsman) in Perfect World. For learning how to combine stones, refer to the gems crafting guide.

From level 30-40 (2,650 gold)
1 Shabby Alabaster Shard
1 Shabby Aquamarine Shard
1 Shabby Ruby Shard
1 Shabby Ametheyst Shard
1 Shabby Topaz Shard

From level 41-60 (7,950 gold)
1 Blemished Alabaster Shard
1 Blemished Aquamarine Shard
1 Blemished Ruby Shard
1 Blemished Ametheyst Shard
1 Blemished Topaz Shard

From level 61-80 (23, 850 gold)
1 Common Alabaster Shard
1 Common Aquamarine Shard
1 Common Ruby Shard
1 Common Ametheyst Shard
1 Common Topaz Shard

From level 81-100 (71,550 gold)
1 Average Alabaster Shard
1 Average Aquamarine Shard
1 Average Ruby Shard
1 Average Ametheyst Shard
1 Average Topaz Shard

These are the XP amounts that get paid aout at each level. The SP amount might be added later if time permits.

Level	EXP Reward	SP Reward
30	15,800
31	16,800
32	17,900
33	19,000
34	20,200
35	21,400
36	22,700
37	23,900
38	25,300
39	26,700
40	28,100
41	29,600
42	31,100
43	32,700
44	34,300
45	36,000
46	37,700
47	39,000
48	40,200
49	41,400
50	42,600
51	43,800
52	44,900
53	46,000
54	47,100
55	48,000
56	48,900
57	49,700
58	50,500
59	51,000
60	51,500
61	53,500
62	55,300
63	58,800
64	62,400
65	66,000
66	69,800
67	73,600
68	77,500
69	81,400
70	85,300
71	89,300
72	97,800
73	106,600
74	115,700
75	125,000
76	134,400
77	143,800
78	153,000
79	162,000
80	170,500
81	178,400
82	185,300
83	191,000
84	195,300
85	197,600
86	198,300
87	211,600
88	221,300
89	230,400
90	245,500
91	267,900
92	283,700
93	299,000
94	313,600
95	327,200
96	328,200
97	338,800
98	347,700
99	354,300
100	354,300
101	354,300